CN207686892U - A kind of bus startup control circuit - Google Patents
A kind of bus startup control circuit Download PDFInfo
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- CN207686892U CN207686892U CN201721926608.2U CN201721926608U CN207686892U CN 207686892 U CN207686892 U CN 207686892U CN 201721926608 U CN201721926608 U CN 201721926608U CN 207686892 U CN207686892 U CN 207686892U
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- starting protection
- starter
- ignition lock
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Abstract
The utility model discloses a kind of bus startup control circuit; include the battery main switch of control instrument platform; battery main switch is connected with battery feed by vehicle electromagnetism master switch; battery feed is connected with ignition lock switch; ignition lock switch is connected with starting protection device, and starting protection device includes starting solenoid winding and starting relay coil；The utility model designs advantages of simple; by automatically cutting off the main current loop of starter, solve when maloperation occurs in driver, the flimsy problem of starter; starter is effectively protected; the parts not only used have the characteristics that at low cost, versatility is high and interchangeability is strong, and with external cabling, the simple characteristic of control mode, easy to maintenance; parts are small; it is not limited by installation space, it is easy for installation, there is use and economic value well.
Description
Technical field
The utility model belongs to bus technical field, and in particular to arrives a kind of bus start-up circuit, more specifically
Be that a kind of bus starts control circuit.
Background technology
With the increasingly raising of urbanization, the bus ownership in city is also increasing, and bus starts acc power
Greatly, for moment operating current up to 600 amperes, electric cable heating can be led to by working long hours when startup, and starter inner contact is adhered,
It can cause circuit when serious to catch fire, after engine start, repeat start-up operation, be easy to cause starter gear and engine
Flywheel beats tooth, causes mechanical failure.The dead weight of passenger car height is big, and back visibibility is poor, and various things are easy to happen when starting engine
Therefore.Vehicle can be caused to be moved forward or rearward suddenly for example, gearbox starts engine in shelves, be easy to happen shock accident；
For someone when enging cabin repairs operation, driver starts engine suddenly, be easy to cause maintenance personal's personal injury thing
Therefore.
The startup control strategy of traditional bus exists since driver's maloperation causes restarting and starter motor after startup
The hidden danger that main power circuit is not cut off leads to the generation of above-mentioned accident.
Utility model content
In order to overcome above-mentioned technical problem, the purpose of this utility model is to provide a kind of buses to start control electricity
Road, by using starting protection device general in the market, relay, electromagnetism master switch, neutral switch, safety switch etc. zero
Part realizes control by way of external cabling, reaches the requirement of starting protection, solves because driver operation is slipped up to starter
The problem of damaging.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of bus startup control circuit, includes the battery main switch of control instrument platform, battery main switch passes through vehicle
Electromagnetism master switch is connected with battery feed, and battery feed is connected with ignition lock switch, and ignition lock switch is connected with startup and protects
Device is protected, starting protection device includes starting solenoid winding and starting relay coil；
The startup solenoid winding of the starting protection device is connected with starting protection electromagnetism master switch, starting protection electromagnetism
Master switch one end is connected to starter by motor wire, and the starting protection electromagnetism master switch other end is connected to vehicle by battery lead
Electromagnetism master switch, starter are connected with starting protection relay, and starting protection relay is connected with generator, generator with open
Dynamic protection electromagnetism master switch, vehicle electromagnetism master switch, ignition lock switch connection；
The starting relay coil of the starting protection device is connected with starting relay, switch one end in starting relay
It is connected to ignition lock switch, the switch other end in starting relay is connected to starting protection relay.
As further program of the utility model：It is connected with guarantor between the ignition lock switch and starting protection device in turn
Dangerous silk, neutral switch and safety switch.
As further program of the utility model：When neutral switch is closed, gearbox is in neutral gear state, when
When neutral switch disconnects, gearbox is at non-neutral gear state.
As further program of the utility model：When safety switch is closed, bus rear door is closed,
When safety switch disconnects, bus rear door is in the open state.
The beneficial effects of the utility model：The utility model designs advantages of simple, by the main electricity for automatically cutting off starter
Road is flowed back to, is solved when maloperation occurs in driver, the flimsy problem of starter is effectively protected starter, no
But the parts used have the characteristics that at low cost, versatility is high and interchangeability is strong, and with external cabling, control mode
Simple characteristic, easy to maintenance, parts are small, do not limited by installation space, easy for installation, have well using and
Economic value.
Description of the drawings
The utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is the schematic diagram that a kind of bus of the utility model starts control circuit.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of bus starts control circuit, include the battery main switch 1 of control instrument platform, power supply is always opened
It closes 1 and battery feed 3 is connected with by vehicle electromagnetism master switch 2, battery feed 3 is connected with ignition lock switch 4, and ignition lock is opened
It closes 4 and is connected with starting protection device 5, starting protection device 5 includes starting solenoid winding 51 and starting relay coil 52；
The startup solenoid winding 51 of the starting protection device 5 is connected with starting protection electromagnetism master switch 6, starting protection
6 one end of electromagnetism master switch is connected to starter 8 by motor wire 7, and 6 other end of starting protection electromagnetism master switch is connected by battery lead
It is connected to vehicle electromagnetism master switch 2, starter 8 is connected with starting protection relay 9, and starting protection relay 9 is connected with generator
10, generator 10 is connect with starting protection electromagnetism master switch 6, vehicle electromagnetism master switch 2, ignition lock switch 4；
The starting relay coil 52 of the starting protection device 5 is connected with starting relay 11, in starting relay 11
Switch one end is connected to ignition lock switch 4, and the switch other end in starting relay 11 is connected to starting protection relay 9；
It is connected with fuse 12, neutral switch 13 and safety between the ignition lock switch 4 and starting protection device 5 in turn
Switch 14, wherein when neutral switch 13 is closed, gearbox is in neutral gear state, when neutral switch 13 disconnects, at gearbox
In in non-neutral gear state, when safety switch 14 is closed, bus rear door is closed, and safety switch 14 disconnects
When, bus rear door is in the open state.
A kind of bus starts the control method of control circuit, includes the following steps：
Step 1：When the battery main switch 1 on instrument desk is closed, ignition lock switch 4 is received from battery feed 3
24V voltages, so that ignition lock switch 4 is in live line work state；
Step 2：When bus need to start, driver presses ignition lock switch 4, while being in neutral gear in gearbox
When state, i.e., neutral switch 13 is closed, and when bus rear door is closed, i.e., safety switch 14 is closed, and is opened
The startup solenoid winding 51 of dynamic protector 5 obtains voltage, and starting protection electromagnetism master switch 6 is closed, and motor wire 7 obtains electricity
Pressure, after delay 0.5 second, the starting relay coil 52 of starting protection device 5 obtains voltage, and the switch of starting relay 11 closes
It closes, starter 8 obtains starting to work after starting voltage signal；
Step 3：After the work of starter 8, driver unclamps ignition lock switch 4, the starting relay line of starting protection device 5
Enclose 52 non-delay, the voltage of output is 0V, and after the coil-end no-voltage of starting relay 11, switch becomes disconnected from closed state
Open state, starter 8 cannot start voltage signal, and the startup solenoid winding 51 of starting protection device 5 was in delay 0.5 second
Afterwards, the voltage of output is 0V, and after the coil-end no-voltage of starting protection electromagnetism master switch 6, state is gone off by closed state,
The main current loop for having cut off starter 8 protects starter 8；
Step 4：When ignition lock switch 4 is persistently closed, the starting relay coil 52 of starting protection device 5 is in delay 8.5
After second, the voltage of output is 0V, and after the coil-end no-voltage of starting relay 11, switch goes off shape by closed state
State, starter 8 cannot start voltage signal, and the startup solenoid winding 51 of starting protection device 5 is after delay 0.5 second,
The voltage of output is 0V, after the coil-end no-voltage of starting protection electromagnetism master switch 6, goes off state by closed state, cuts
Break the main current loop of starter 8, starter 8 has been protected；
Step 5：When bus in the process of moving, ignition lock switch 4 is pressed in driver's maloperation, under in running order
Generator 10 export 24V voltages, make starting protection relay 9 work, there is closed state to go off shape its internal switch
State, starter 8 cannot get enabling signal, and after the coil-end no-voltage of starting protection electromagnetism master switch 6, be become from closed state
Off-state cuts off the main current loop of starter 8, counter to starter 8 after preventing bus from starting to drag.
The utility model design advantages of simple is solved by automatically cutting off the main current loop of starter 8 when driver goes out
When existing maloperation, 8 flimsy problem of starter is effectively protected starter 8, the parts not only used have at
The features such as this is low, versatility is high and interchangeability is strong, and there is external cabling, the simple characteristic of control mode, it is easy to maintenance,
Parts are small, do not limited by installation space, easy for installation, have use and economic value well.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In can be combined in any suitable manner.
Above content is only to the utility model structure example and explanation, the technology people of affiliated the art
Member makes various modifications or additions to the described embodiments or substitutes by a similar method, without departing from reality
With novel structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (4)
1. a kind of bus starts control circuit, which is characterized in that the battery main switch (1) including control instrument platform, power supply is total
Switch (1) is connected with battery feed (3) by vehicle electromagnetism master switch (2), and battery feed (3) is connected with ignition lock switch
(4), ignition lock switch (4) is connected with starting protection device (5), starting protection device (5) include start solenoid winding (51) and
Starting relay coil (52)；
The startup solenoid winding (51) of the starting protection device (5) is connected with starting protection electromagnetism master switch (6), starts and protects
Shield electromagnetism master switch (6) one end is connected to starter (8) by motor wire (7), and starting protection electromagnetism master switch (6) other end is logical
It crosses battery lead and is connected to vehicle electromagnetism master switch (2), starter (8) is connected with starting protection relay (9), starting protection relay
Device (9) is connected with generator (10), generator (10) with starting protection electromagnetism master switch (6), vehicle electromagnetism master switch (2),
Ignition lock switch (4) connects；
The starting relay coil (52) of the starting protection device (5) is connected with starting relay (11), starting relay (11)
Interior switch one end is connected to ignition lock switch (4), the switch other end in starting relay (11) be connected to starting protection after
Electric appliance (9).
2. a kind of bus according to claim 1 starts control circuit, which is characterized in that the ignition lock switch (4)
It is connected with fuse (12), neutral switch (13) and safety switch (14) in turn between starting protection device (5).
3. a kind of bus according to claim 2 starts control circuit, which is characterized in that when neutral switch (13) are closed
When, gearbox is in neutral gear state, and when neutral switch (13) disconnect, gearbox is at non-neutral gear state.
4. a kind of bus according to claim 2 starts control circuit, which is characterized in that when safety switch (14) are closed
When, bus rear door is closed, and when safety switch (14) disconnect, bus rear door is in the open state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926608.2U CN207686892U (en) | 2017-12-29 | 2017-12-29 | A kind of bus startup control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926608.2U CN207686892U (en) | 2017-12-29 | 2017-12-29 | A kind of bus startup control circuit |
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| Publication Number | Publication Date |
|---|---|
| CN207686892U true CN207686892U (en) | 2018-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721926608.2U Active CN207686892U (en) | 2017-12-29 | 2017-12-29 | A kind of bus startup control circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975452A (en) * | 2017-12-29 | 2018-05-01 | 安徽安凯汽车股份有限公司 | A kind of bus starts control circuit and its control method |
| CN113007000A (en) * | 2021-03-31 | 2021-06-22 | 徐州徐工随车起重机有限公司 | Protection control method for engine and ignition machine of overhead crane |
-
2017
- 2017-12-29 CN CN201721926608.2U patent/CN207686892U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975452A (en) * | 2017-12-29 | 2018-05-01 | 安徽安凯汽车股份有限公司 | A kind of bus starts control circuit and its control method |
| CN113007000A (en) * | 2021-03-31 | 2021-06-22 | 徐州徐工随车起重机有限公司 | Protection control method for engine and ignition machine of overhead crane |
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