CN202866458U - Bus door safety interlocking control system - Google Patents
Bus door safety interlocking control system Download PDFInfo
- Publication number
- CN202866458U CN202866458U CN2012203328620U CN201220332862U CN202866458U CN 202866458 U CN202866458 U CN 202866458U CN 2012203328620 U CN2012203328620 U CN 2012203328620U CN 201220332862 U CN201220332862 U CN 201220332862U CN 202866458 U CN202866458 U CN 202866458U
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- amplifier
- speed sensor
- control system
- clutch
- interlocking control
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Abstract
The utility model discloses a bus door safety interlocking control system and provides an interlocking control system for adjusting and controlling a bus door. The bus door safety interlocking control system comprises a start system and a stop system, wherein the start system comprises a limit switch, a control circuit and a clutch lock mechanism; the limit switch is arranged above the door and is matched with the door; the clutch lock mechanism comprises a lever structure and an electromagnetic lock; the lever structure is arranged on the side wall of a chassis, one end of the lever structure is connected with a clutch lever by a connecting rod, while the other end of the lever structure is connected with the electromagnetic lock; the stop system comprises a speed sensor, an amplifier, an electromagnetic valve, a programmable logic controller (PLC) and a control circuit; the speed sensor is mounted on the output shaft of a vehicle speed transmission; the PLC is connected with the speed sensor and the amplifier respectively; and the electromagnetic valve is arranged nearby a vehicle cylinder and connected with the amplifier. The bus door safety interlocking control system is simple in process, convenient to modify, relatively low in cost and obvious in effect and effectively achieves the aim of traffic safety.
Description
Technical field
The utility model relates to urban transportation tool, is specially a kind of interlock control system of adjusting and controlling bus door.
Background technology
The urban transit bus traffic is as an important people's livelihood engineering, be the important symbol of weighing urban economy development degree, scientific and technological level and urban modernization degree, its basic task is to provide economical, quick, safe, easily urban passenger service for society.Bus is a kind of urban transportation tool commonly used, compares with other urban public transports, has the characteristics such as investment is little, handling capacity of passengers is large, has become at present the topmost public transport mode in each city.Along with the development of urban economy, public transport has also obtained development energetically, and the huge public transport of quantity has also been brought many potential safety hazards for people's trip when offering convenience for people's work, life.The reason of bus accident also has a lot, but common problem causes by car door, during such as closing of the door the people is blocked, car door do not close tight vehicle travelled.For this difficult problem, the corrective measure that has now occurred is with car door and motor interlock, specifically fill specific motor at vehicle, bus is the starting of vehicle wish in the situation that car door is not closed, to automatically cut off power supply, this repacking effectively processed car door when fully closed car with regard to the problem of starting, but many deficiencies are arranged still, distinctive motor is installed, just mean and overthrown existing motor, retrofit process not only will more be reengined, even also needs to adjust the partial structurtes of vehicle, and it repacking this aspect into or very hang-up has all been brought in the vehicle maintenance aspect, no matter this be, simultaneously, when not considering and stop, this improvement needs come to a complete stop the again situation of door opening of vehicle, therefore public transit vehicle still needs a kind of repacking measure, and the above-mentioned difficult problem of solution that can be perfect.
The utility model content
The technical problem that the utility model solves is to provide a kind of bus door safety interlock control system, to solve the shortcoming in the above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions:
The bus door safety interlock control system, comprise two systems that work alone and connect each other of starting system and shutdown system, wherein, described starting system is used for guaranteeing that car door closes rear vehicle fully and could start to walk to travel, comprise limit switch, control circuit and clutch lock locking mechanism, limit switch is arranged on the car door top, be combined together with car door, the clutch lock locking mechanism comprises lever construction and electromagnetic lock, lever construction is arranged on the chassis sidewall, one end connects clutch operating lever, and the other end is connected with electromagnetic lock, and control circuit is take vehicle power as the dynamic Control electromagnetic lock; Described shutdown system is used for guaranteeing that vehicle comes to a complete stop just can open car door afterwards, comprise vehicle speed sensor, amplifier, electromagnetic valve, programmable logic controller (PLC) (Programmable Logic Controller, PLC) and control circuit, vehicle speed sensor is installed on the transmission for vehicles output shaft, determine the driving states of vehicle by electromagnetic induction, PLC is connected with amplifier with vehicle speed sensor respectively, decide the duty of amplifier according to the driving states signal of vehicle speed sensor, electromagnetic valve is arranged near the automobile cylinder, be connected with amplifier, duty according to amplifier is come control cylinder, and then control opening and closing of car door by cylinder, described control circuit is realized the control to whole circuit take vehicle power as power.
Operating principle of the present utility model is, the starting system, mainly realize by mechanical mechanism, car door opening touches the limit switch closure to a certain extent, connects the electromagnetic lock closing of circuit, by lever clutch operating lever is blocked, the driver can't step on the clutch starting, touch another limit switch after car door is fully closed closed, circuit disconnects, and the driver can controlled clutch; Shutdown system, described vehicle speed sensor is installed on the transmission output shaft, and transmission output shaft passes through driven gear, the armature spindle that drives vehicle speed sensor rotates, and when armature spindle rotates, can produce pulse signal, pulse signal is divided into two-way: the one tunnel enter combination instrument after, be converted into actual vehicle speed and be presented on the instrument, the one tunnel is transformed into current signal with tach signal, via PLC, amplifier, be used for controlling electromagnetic valve, and then control cylinder, opening and closing of car door finally controlled.
Beneficial effect: the utility model technique is simple, repacking is convenient, and cost is lower, perfect considered that car does not come to a complete stop and just opens car door and car door and do not close reason with regard to two kinds of accidents caused hidden danger of driveaway operation fully, effectively reached the purpose of traffic safety, effect is remarkable.
Description of drawings
Fig. 1 is the shutdown system schematic diagram of the utility model preferred embodiment.
Fig. 2 is the shutdown system circuit connection diagram of the utility model preferred embodiment.
Fig. 3 is the vehicle door status figure of the utility model preferred embodiment.
Fig. 4 is the clutch lock locking mechanism schematic diagram of the utility model preferred embodiment.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Bus door safety interlock control system referring to Fig. 1-4, comprise starting system and shutdown system, described starting system is used for guaranteeing that car door closes rear vehicle fully and could start to walk to travel, comprise limit switch, control circuit and clutch lock locking mechanism, described shutdown system is used for guaranteeing that vehicle comes to a complete stop just can open the door afterwards, comprises vehicle speed sensor, amplifier, electromagnetic valve, PLC and control circuit.
The implementation process of described shutdown system is that in the bus driving process, output shaft of gear-box rotates always, the electromagnetic induction vehicle speed sensor constantly has pulse output, and amplifier is not worked after PLC processes, and electromagnetic valve is in closed condition, gas circuit is cut off, therefore car door can't be opened; When bus stops to travel, output shaft of gear-box stops operating, the electromagnetic induction vehicle speed sensor does not have pulse output, after PLC processes, amplifier gets electric work, make electromagnetic valve work thereby induced-current amplified, at this moment outside air enters cylinder, presses the air push linkage of door contact interrupter button in just can compression cylinder and opens car door.
The implementation process of described starting system is that during car door opening, contact block m, the n on the car door connects and touch limit switch a, d, circuit is connected, and electromagnetic lock is opened, and lever connects electromagnetic lock one end and descends, lever connects clutch operating lever one end and rises, and clutch is stuck, and this moment, vehicle can not travel; Behind the closing of the door, contact block m, the n on the car door connects and touches limit switch b, c, and circuit disconnects, and electromagnetic lock is closed, and lever connects electromagnetic lock one end and rises, and lever connects clutch operating lever one end and descends, and clutch is released, and this moment, vehicle can start to walk to travel.
Above demonstration and described basic principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the manual just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof
Claims (1)
1. bus door safety interlock control system, it is characterized in that, comprise starting system and shutdown system, wherein, described starting system comprises limit switch, control circuit and clutch lock locking mechanism, limit switch is arranged on the car door top, be combined together with car door, the clutch lock locking mechanism comprises lever construction and electromagnetic lock, and lever construction is arranged on the chassis sidewall, one end connects clutch operating lever, and the other end is connected with electromagnetic lock; Described shutdown system comprises vehicle speed sensor, amplifier, electromagnetic valve, PLC and control circuit, vehicle speed sensor is installed on the transmission for vehicles output shaft, PLC is connected with amplifier with vehicle speed sensor respectively, and electromagnetic valve is arranged near the automobile cylinder, is connected with amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203328620U CN202866458U (en) | 2012-07-11 | 2012-07-11 | Bus door safety interlocking control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203328620U CN202866458U (en) | 2012-07-11 | 2012-07-11 | Bus door safety interlocking control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202866458U true CN202866458U (en) | 2013-04-10 |
Family
ID=48033185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203328620U Expired - Fee Related CN202866458U (en) | 2012-07-11 | 2012-07-11 | Bus door safety interlocking control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202866458U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365573A (en) * | 2015-12-11 | 2016-03-02 | 王津 | Automobile door lock linkage starting system |
| CN105863430A (en) * | 2016-03-29 | 2016-08-17 | 郑州宇通客车股份有限公司 | Automobile passenger door control method and control system and automobile using same |
-
2012
- 2012-07-11 CN CN2012203328620U patent/CN202866458U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365573A (en) * | 2015-12-11 | 2016-03-02 | 王津 | Automobile door lock linkage starting system |
| CN105365573B (en) * | 2015-12-11 | 2017-10-24 | 王津 | Automobile door lock linkage activation system |
| CN105863430A (en) * | 2016-03-29 | 2016-08-17 | 郑州宇通客车股份有限公司 | Automobile passenger door control method and control system and automobile using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20140711 |
|
| EXPY | Termination of patent right or utility model |