CN210707272U - School bus safety control system - Google Patents
School bus safety control system Download PDFInfo
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- CN210707272U CN210707272U CN201921844779.XU CN201921844779U CN210707272U CN 210707272 U CN210707272 U CN 210707272U CN 201921844779 U CN201921844779 U CN 201921844779U CN 210707272 U CN210707272 U CN 210707272U
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Abstract
The utility model discloses a school bus safety control system, including the power master switch, the both ends of power master switch are connected with power, fuse respectively, the fuse is connected with the key switch, the key switch is connected with the pentagon relay, the pentagon relay is connected with the door pump switch, the door pump switch is connected with the electrically operated door pump, the pentagon relay is connected with voice alarm buzzer, the inspection switch, voice alarm buzzer, the inspection switch all is connected with pentagon delay relay one, one end of fuse still is connected with the inspection switch, the inspection switch is connected with pentagon delay relay one, pentagon delay relay two, the fuse is connected with the door pump switch, the door pump switch is connected with pentagon delay relay two, pentagon delay relay two is connected with the electrically operated door pump; the utility model has high commonality of parts, strong interchangeability and low production cost; the external wiring and control mode is simple, and the maintenance is convenient; the parts have small volume, are not limited by installation space and are convenient to disassemble and assemble.
Description
Technical Field
The utility model relates to a school bus safety technical field especially relates to a school bus safety control system.
Background
For reducing the school bus and meet the potential safety hazard in the student that send the student to cause is detained the car, the utility model discloses when the school bus circuit finishes, the caretaker needs to patrol the carriage to just can normally close the door and finish the circuit after installing in the patrol button of carriage afterbody. The utility model adopts the universal relay, the time delay relay, the switch for the patrol of the school bus, the voice alarm buzzer, the electric door pump and other parts on the market, and realizes the control through the external wiring mode so as to meet the practical requirement;
patent document (CN105678870A) discloses a school bus safety control system based on RFID, this school bus safety control system's control mode is complicated, and operating procedure is comparatively loaded down with trivial details, and the operation degree of difficulty is big, and it is also very difficult to maintain, and this school bus safety control system's spare part cost is more expensive, the change of being not convenient for, and the volume of spare part is great simultaneously, and the space occupies greatly, and inconvenient maintenance personal installs and dismantles the spare part.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a school bus safety control system, the normally closed contact of the pentagonal relay is closed, the current passing through the fuse supplies power to the voice alarm buzzer and the patrol switch through the normally closed contact of the pentagonal relay, the voice alarm buzzer starts broadcasting and reminding, the indicator lamp in the patrol switch arranged at the tail part of the carriage is lighted and displayed, the negative electrodes of the voice alarm buzzer and the indicator lamp in the patrol switch are cut off by pressing the self-resetting patrol switch, the voice alarm buzzer stops broadcasting and the indicator lamp in the patrol switch stops working, the normally open contact of the pentagonal time delay relay is closed at the moment, the electric door pump realizes power on and power off through the control of the door pump switch, the closing of the door is realized, the external wiring and control mode of the utility model are simple, the maintenance is convenient, and the problem that the control mode of the existing school bus safety control system is complex is solved, the operation difficulty is high, and the maintenance is difficult;
the utility model adopts the universal pentagon relay, the pentagon time delay relay, the patrol switch, the voice alarm buzzing, the electric door pump and other parts on the market, has high universality, convenient maintenance and replacement, strong interchangeability and low production cost, and solves the technical problems that the parts of the prior school bus safety control system are generally customized specially, inconvenient to replace and high in production cost;
the utility model discloses a spare part is small, does not receive installation space's restriction simultaneously, and the installation is all very convenient with the dismantlement, and it is bulky to have solved current school bus safety control system spare part, and the space occupies greatly, the inconvenient technical problem of dismouting.
The purpose of the utility model can be realized by the following technical scheme:
a school bus safety control system comprises a power supply main switch, a key switch, a pentagonal relay, a pentagonal time delay relay I, a pentagonal time delay relay II, a voice alarm buzzer, a patrol switch, a fuse, a patrol switch inner indicator lamp and a power supply; one end of the power main switch is electrically connected with a power supply through a wire, the other end of the power main switch is electrically connected with a fuse through a wire, one end of the fuse is electrically connected with a key switch through a wire, one end of the key switch is electrically connected with a pentagonal relay through a wire, one end of the pentagonal relay is electrically connected with a door pump switch through a wire, one end of the door pump switch is electrically connected with an electric door pump through a wire, one end of the pentagonal relay is also electrically connected with a voice alarm buzzer and a patrol switch through wires, the voice alarm buzzer and the patrol switch are both electrically connected with a pentagonal delay relay through wires, and a patrol switch is internally provided with a patrol switch internal indicator lamp;
the one end of fuse still passes through the wire and tours switch electric connection, the one end of touring the switch is passed through wire and pentagon time delay relay one and two electric connection of pentagon time delay relay, the one end of fuse also electric connection has a door pump switch through the wire, two electric connection of wire and pentagon time delay relay are passed through to the one end of door pump switch, the one end of pentagon time delay relay two also electric connection has the electrically operated door pump through the wire.
Furthermore, the voice alarm buzzer and the indicator lamp in the patrol switch are connected in parallel and then connected in series with the pentagonal time delay relay.
Furthermore, the first pentagonal time delay relay and the second pentagonal time delay relay are connected in parallel.
Further, the power supply is a 24V power supply.
Furthermore, the indicating lamp in the patrol switch is an LED lamp.
The utility model has the advantages that:
1. the utility model has high commonality of parts, convenient maintenance and replacement, strong interchangeability and low production cost;
2. the utility model has simple external wiring and control mode and convenient maintenance;
3. the utility model discloses a spare part is small, does not receive installation space's restriction simultaneously, and the installation is all very convenient with the dismantlement.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a circuit diagram of the safety control system of the utility model.
In the figure: 1. a power supply main switch; 2. a key switch; 3. a door pump switch; 4. a pentagonal relay; 5. a pentagonal time delay relay I; 6. a pentagonal time delay relay II; 7. a voice alarm buzzer; 8. a patrol switch; 9. an electric door pump; 10. a fuse; 11. an indicator light in the patrol switch; 12. a power source.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, a school bus safety control system comprises a power main switch 1, a key switch 2, a pentagonal relay 4, a pentagonal time delay relay I5, a pentagonal time delay relay II 6, a voice alarm buzzer 7, a patrol switch 8, a fuse 10, a patrol switch internal indicator light 11 and a power supply 12; one end of the power main switch 1 is electrically connected with a power supply 12 through a wire, the other end of the power main switch 1 is electrically connected with a fuse 10 through a wire, one end of the fuse 10 is electrically connected with a key switch 2 through a wire, one end of the key switch 2 is electrically connected with a pentagon relay 4 through a wire, one end of the pentagon relay 4 is electrically connected with a door pump switch 3 through a wire, one end of the door pump switch 3 is electrically connected with an electric door pump 9 through a wire, one end of the pentagon relay 4 is also electrically connected with a voice alarm buzzer 7 and a patrol switch 8 through wires, the voice alarm buzzer 7 and the patrol switch 8 are both electrically connected with a pentagon time delay relay I5 through wires, and a patrol switch internal indicator lamp 11 is arranged in the patrol switch 8;
The voice alarm buzzer 7 and the patrol switch inner indicator lamp 11 are connected in parallel and then connected in series with the pentagonal time delay relay I5.
And the pentagonal time delay relay I5 and the pentagonal time delay relay II 6 are connected in parallel.
The power supply 12 is a 24V power supply.
And the indicating lamp 11 in the patrol switch is an LED lamp.
The working principle of the school bus safety control system is as follows:
the power supply main switch 1 is closed, the key switch 2 is closed, the pentagonal relay 4 receives current passing through the fuse 10, the normally open contact of the pentagonal relay 4 is attracted, the voice alarm buzzer 7 and the patrol switch 8 do not work, the power supply 12 is controlled by the door pump switch 3, and if the door pump switch 3 is closed, the electric door pump 9 is electrified and the door is opened; if the door pump switch 3 is disconnected, the electric door pump 9 is powered off, and the door is closed;
when the power supply main switch 1 is closed and the key switch 2 is disconnected, the normally closed contact of the pentagonal relay 4 is closed, the current of the fuse 10 supplies power to the voice alarm buzzer 7 and the patrol switch 8 through the normally closed contact of the pentagonal relay 4, at the moment, the voice alarm buzzer 7 starts to broadcast 'get-off request patrol carriage' and an indicator lamp 11 in the patrol switch arranged at the tail part of the carriage is on, at the moment, the electric door pump 9 has no power, and the getting-off and door closing can not be realized; the caretaker needs to patrol the whole carriage, walks to the tail part of the carriage, presses the self-resetting patrol switch 8, then the normally open contact of the pentagonal time delay relay I5 is attracted, the negative poles of the voice alarm buzzer 7 and the patrol switch internal indicator lamp 11 are cut off, the voice alarm buzzer 7 stops broadcasting the 'getting-off request patrol carriage' and the patrol switch internal indicator lamp 11 is extinguished, then the normally open contact of the pentagonal time delay relay II 6 is closed, the electric door pump 9 is controlled by the door pump switch 3 to realize power on and power off, and the closing of the vehicle door is realized; if the patrol switch 8 is not pressed, the voice broadcast is always in a reminding state;
the five-corner time delay relay I5 delays for five minutes, the five-corner time delay relay II 6 delays for five minutes, within the five minutes, the voice alarm buzzer 7 and the inspection switch inner indicator lamp 11 do not work, the electric door pump 9 is controlled by the door pump switch 3 to realize power on and power off, the closing of the vehicle door can be realized, and after a driver gets off the vehicle and closes the whole vehicle power supply main switch 1, the whole circuit system is restored to the original state;
the power main switch 1 and the key switch 2 are electrified again, and the working state is repeated.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A school bus safety control system is characterized by comprising a power supply main switch (1), a key switch (2), a pentagonal relay (4), a pentagonal time delay relay I (5), a pentagonal time delay relay II (6), a voice alarm buzzer (7), a patrol switch (8), a fuse (10), a patrol switch inner indicator lamp (11) and a power supply (12); the electric door lock is characterized in that one end of the power supply main switch (1) is electrically connected with a power supply (12) through a lead, the other end of the power supply main switch (1) is electrically connected with a fuse (10) through a lead, one end of the fuse (10) is electrically connected with a key switch (2) through a lead, one end of the key switch (2) is electrically connected with a pentagon relay (4) through a lead, one end of the pentagon relay (4) is electrically connected with a door pump switch (3) through a lead, one end of the door pump switch (3) is electrically connected with an electric door pump (9) through a lead, one end of the pentagon relay (4) is electrically connected with a voice alarm buzzer (7) and a patrol switch (8) through leads, and the voice alarm buzzer (7) and the patrol switch (8) are both electrically connected with the pentagon delay relay (5) through a lead, an inspection switch inner indicator lamp (11) is arranged in the inspection switch (8);
the one end of fuse (10) is still through wire and inspection switch (8) electric connection, the one end of inspection switch (8) is through wire and pentagon time delay relay (5) and two (6) electric connection of pentagon time delay relay, the one end of fuse (10) is through wire also electric connection have door pump switch (3), the one end of door pump switch (3) is through wire and two (6) electric connection of pentagon time delay relay, the one end of two (6) of pentagon time delay relay is through wire also electric connection have electrically operated gate pump (9).
2. The school bus safety control system according to claim 1, wherein the voice alarm buzzer (7) and the patrol switch inner indicator lamp (11) are connected in parallel and then connected in series with the pentagonal time delay relay I (5).
3. A school bus safety control system as claimed in claim 1, wherein said first pentagonal time delay relay (5) and second pentagonal time delay relay (6) are connected in parallel.
4. A school bus safety control system according to claim 1, wherein the power supply (12) is a 24V power supply.
5. A school bus safety control system according to claim 1, wherein the indicator light (11) in the patrol switch is an LED light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921844779.XU CN210707272U (en) | 2019-10-30 | 2019-10-30 | School bus safety control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921844779.XU CN210707272U (en) | 2019-10-30 | 2019-10-30 | School bus safety control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210707272U true CN210707272U (en) | 2020-06-09 |
Family
ID=70965720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921844779.XU Active CN210707272U (en) | 2019-10-30 | 2019-10-30 | School bus safety control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210707272U (en) |
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2019
- 2019-10-30 CN CN201921844779.XU patent/CN210707272U/en active Active
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