CN207403717U - Bullet train emergency braking system - Google Patents
Bullet train emergency braking system Download PDFInfo
- Publication number
- CN207403717U CN207403717U CN201720786738.4U CN201720786738U CN207403717U CN 207403717 U CN207403717 U CN 207403717U CN 201720786738 U CN201720786738 U CN 201720786738U CN 207403717 U CN207403717 U CN 207403717U
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- China
- Prior art keywords
- braking system
- train
- electromagnet
- bullet train
- limit mechanism
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Abstract
The utility model provides a kind of bullet train emergency braking system, it includes the position-limit mechanism that rectilinear vortex braking system and magnet positions decline, and rectilinear vortex braking system is connected to by fixing device on high-speed train bogie.By controlling the air gap between the electric current of rectilinear vortex braking system and control rectilinear vortex braking system and train rail, the size of control high-speed train braking power is realized.In case of emergency, the electromagnet position-limit mechanism of bullet train rectilinear vortex braking system makes electromagnet generate Mechanical Contact with bullet train rail, by the electromagnetic attraction between electromagnet and rail, and bullet train is made to generate powerful brake force, ensure the operation of train emergent stopping.The technical program can increase substantially the brake disc service life of disk brake, reduce operating cost, and braking effect is not protected from environmental, while increase substantially train operational safety of the bullet train under special emergency.
Description
Technical field
The utility model provides a kind of bullet train emergency braking system, belongs to train braking device field.
Background technology
Train when driving, is soon getting to the station in orbit or is in case of emergency needing to use brake system
It is dynamic, so as to reduce the speed of train.Existing mode is to wheel braking, wheel and interorbital using brake by brake block
Phase mutual friction is so as to playing the effect of deceleration.But this kind of mode of braking can be such that brake block and track quickly wears, and cause to arrange
The brake block of vehicle is frequently replaced and track service life is shorter, greatly improves the cost of operation.It is simultaneously because final
It is to be braked by the effect between wheel and track.So when having ice snow or water on track, wheel and rail can be made
Frictional force between road greatly reduces, and causes braking effect that can greatly decline.
Utility model content
The utility model aim is to provide a kind of bullet train emergency braking system, and operating cost is low, and braking effect is not
It is protected from environmental.
Bullet train emergency braking system described in the utility model, it includes rectilinear vortex braking system and magnet position
The position-limit mechanism of decline is put, the position-limit mechanism that the main body and magnet positions of rectilinear vortex braking system decline is connected by fixing device
It is connected on high-speed train bogie, the electromagnet of rectilinear vortex braking system is mounted on the dynamic of the position-limit mechanism that magnet positions decline
On son, the normal brake application and emergency braking of train are realized by car retarder, eddy current brake systems and position-limit mechanism.
The bullet train emergency braking system, rectilinear vortex braking system are equipped with electromagnet, rectilinear vortex braking system
System makes electromagnet generate between magnetic induction line, with train rail and forms electromagnetic circuit, pass through rectilinear vortex by being powered for electromagnet
Electromagnetic force between braking system and train rail realizes the function of high-speed train braking.
The bullet train emergency braking system by controlling the electric current of rectilinear vortex braking system, adjusts rectilinear vortex
The attractive force of electro-magnet size of braking system is flowed, realizes the size of frictional force between track after control train braking.
The bullet train emergency braking system, the position-limit mechanism declined by adjusting magnet positions change electromagnet
Air gap between train rail realizes the size of frictional force between track after control train braking.
The bullet train emergency braking system, the air gap between control rectilinear vortex braking system and train rail
During size, rectilinear vortex braking system is equipped with the position-limit mechanism that magnet positions decline, and ensures electromagnet system and train rail not
Mechanical Contact is generated, so as to ensure not damage train rail during normal brake application.
The bullet train emergency braking system, rectilinear vortex braking system and position-limit mechanism system and bullet train
Control system communicated, and by the control system control rectilinear vortex braking system switching electricity and position restrainer of bullet train
The lifting action of structure.
The bullet train emergency braking system, bullet train emergency braking system according to claim 1,
It is characterized in that, position-limit mechanism can be made of servo cylinder or servo-cylinder or servo linear motor mechanism.
The bullet train emergency braking system, in case of emergency, the electromagnet of bullet train emergency braking system
Position-limit mechanism makes electromagnet and bullet train rail generate Mechanical Contact, by the electromagnetic attraction between electromagnet and rail,
And bullet train is made to generate powerful brake force, ensure the operation of train emergent stopping.
The utility model has the beneficial effect that compared with prior art：
The bullet train emergency braking system generates magnetic force system using the electromagnet of rectilinear vortex braking system
Dynamic, position-limit mechanism conveys the electromagnet of rectilinear vortex braking system up and down, and electromagnet and the track of rectilinear vortex braking system produce
Magnetisation power greatly increases the frictional force between the wheel after braking and track, so as to provide very strong brake force；Pass through tune
The electric current of straightening line vortex braking system adjusts rectilinear vortex braking system and the distance of track by position-limit mechanism, to adjust
Its attraction between track, to adapt to a variety of demand braking forces；Rectilinear vortex braking system drops to limited block
Test position when, conveying device will not continue convey electromagnet, avoid electromagnet core and cause to wear with rail contact,
It is only powered in braking to the coil on iron core, track will not be worn, operating cost greatly reduces.Occurring tightly simultaneously
When anxious situation needs to bring to a halt, position-limit mechanism band motor magnet declines, and Mechanical Contact occurs with track, that is, rubs, simultaneously
The brake of train itself is also braked, and adds the braking effect of train so that it can brake shorter apart from interior to quiet
Only.
Description of the drawings
Fig. 1 is the utility model structure diagram.
In figure：1st, rectilinear vortex braking system；2nd, position-limit mechanism；3rd, limiting device；4th, bullet train；5th, bogie.
Specific embodiment
Bullet train eddy current brake systems are described further with reference to the utility model：
Embodiment 1：As shown in Figure 1, bullet train emergency braking system described in the utility model, includes rectilinear vortex
The position-limit mechanism 2 that braking system 1 and magnet positions decline, rectilinear vortex braking system 1 include electromagnet, and electromagnet passes through power supply
Conversion equipment is connected to the automobile body power of bullet train 4, and alternating current is become electromagnet required voltage simultaneously by power supply change-over device
Commutation supply voltage magnet generates suction, and position-limit mechanism 2 is servo-cylinder, and electromagnet is mounted on the piston rod of servo-cylinder, by watching
Taking oil cylinder drives it to move up and down, the position-limit mechanism 2 of power supply change-over device and the magnet positions decline of rectilinear vortex braking system 1
It is connected to by fixing device on the bogie 5 of 4 both sides of bullet train.
The bullet train emergency braking system, rectilinear vortex braking system 1 are equipped with electromagnet, rectilinear vortex braking system
System 1 makes electromagnet generate between magnetic induction line, with train rail and forms electromagnetic circuit, pass through rectilinear vortex by being powered for electromagnet
The electromagnetic force between braking system 1 and train rail is flowed, makes to generate the attraction much larger than train gravity between electromagnet and track
Power after the brake of train generates braking to wheel, can make wheel generate huge frictional force with track, greatly improve
The stopping power of train.
The bullet train emergency braking system, installs current regulator additional between electromagnet and power supply change-over device, electricity
Stream adjuster can adjust size of current, and by controlling the electric current of rectilinear vortex braking system 1, adjustment is straight for the control system of train
The attractive force of electro-magnet size of line vortex braking system 1 realizes the size adjustment of braking force of train.
The bullet train emergency braking system, rectilinear vortex braking system 1 and 2 system of position-limit mechanism are with arranging at a high speed
The control system of vehicle 4 is attached by communication line, and by the control system control power supply change-over device of bullet train 4
Relay switching electricity makes electromagnet have suction or loses suction, and the control system of bullet train 4 is sent to current regulator
Target current value is adjusted size of current by current regulator, changes the attraction size of electromagnet.
Embodiment 2：Bullet train emergency braking system described in the utility model, includes rectilinear vortex braking system 1
The position-limit mechanism 2 declined with magnet positions, rectilinear vortex braking system 1 include electromagnet, and electromagnet passes through power supply change-over device
The automobile body power of bullet train 4 is connected to, alternating current is become electromagnet required voltage and commutation supply voltage by power supply change-over device
Magnet generates suction, and position-limit mechanism 2 is servo-cylinder, and electromagnet is mounted on the piston rod of servo-cylinder, by servo-cylinder band
It moves it to move up and down, the position-limit mechanism 2 that the power supply change-over device and magnet positions of rectilinear vortex braking system 1 decline passes through fixation
Device is connected on the bogie of 4 both sides of bullet train.
The bullet train emergency braking system, rectilinear vortex braking system 1 are equipped with electromagnet, rectilinear vortex braking system
System 1 makes electromagnet generate between magnetic induction line, with train rail and forms electromagnetic circuit, pass through rectilinear vortex by being powered for electromagnet
The electromagnetic force between braking system 1 and train rail is flowed, makes to generate the attraction much larger than train gravity between electromagnet and track
Power after the brake of train generates braking to wheel, can make wheel generate huge frictional force with track, greatly improve
The stopping power of train.
The bullet train emergency braking system, the position-limit mechanism that the control system of train declines to adjustment magnet positions
2 send the distance value for declining or being promoted, and position-limit mechanism 2 is that the piston rod of the controller control servo-cylinder of servo-cylinder drives electricity
The magnet down or up distance specified changes the air gap between electromagnet and train rail, in the magnetic of equal size with this
Under power, electromagnet is nearer apart from track, and the attraction of generation is bigger, realizes the size adjustment of control brake force.
The bullet train overturn-preventing system, rectilinear vortex braking system 1 and 2 system of position-limit mechanism and bullet train
4 control system is attached by communication line, and by bullet train 4 control system control power supply change-over device in after
Electric appliance switching electricity makes electromagnet have suction or lose suction and sent to the servo electric cylinders controller of position-limit mechanism 2 dynamic
The range information of work makes position-limit mechanism 2 should distance according to range information band motor magnet mobile phase.
The bullet train overturn-preventing system, the position-limit mechanism 2 that magnet positions decline are equipped with limiting device 3, /V dress
It is the steering bracket for being connected to train both sides by stent close to switch close to switch to put 3, if there is error in position-limit mechanism 2,
When electromagnet is reached close at switch, close to inductive switching to electromagnet and by after the control system of signal return bullet train 4,
No matter position-limit mechanism 2 whether execution, the control system of bullet train 4 sends emergent stop signal to position-limit mechanism 2, makes it strong
Row stops, and ensures that electromagnet and train rail do not generate Mechanical Contact, so as to ensure not damage train rail in use.
The bullet train emergency braking system, position-limit mechanism 2 can be by servo cylinder or servo-cylinders or servo direct
Line motor mechanism forms.
Embodiment 3：On the architecture basics described in embodiment 1, the bullet train emergency braking system, in urgent feelings
Under condition, the electromagnet position-limit mechanism 2 of 4 rectilinear vortex braking system 1 of bullet train makes electromagnet generate machine with 4 rail of bullet train
Tool contacts, and by the electromagnetic attraction between electromagnet and rail, and bullet train 4 is made to generate powerful brake force, while again
The frictional force of electromagnet core and track is added, ensures the operation of train emergent stopping.
Operating procedure：
(1) during normal brake application in normal operation, after the control system of bullet train 4 sends braking commands, /V
Mechanism 2 drives rectilinear vortex braking system 1 to move down, while the 1 energization work of rectilinear vortex braking system；
(2) dynamics that staff brakes as needed adjusts conveying device, passes through the electricity of rectilinear vortex braking system 1
The distance of magnet and track changes the attraction between electromagnet and track；
(3) when emergency episode occur and needing to stop in emergency, the control system control shielding limiting device 3 of bullet train 4
Limitation；
(4) position-limit mechanism 2 can continue that rectilinear vortex braking system 1 is driven to move down the extreme lower position limited until limited block；
(5) position-limit mechanism 2 is made to continue that rectilinear vortex braking system 1 is driven to continue to move down, is connect until machinery occurs with track
It touches；
(6) brake of bullet train 4 stops.
Claims (8)
1. a kind of bullet train emergency braking system, which is characterized in that decline including rectilinear vortex braking system and magnet positions
Position-limit mechanism, the position-limit mechanism that the main body and magnet positions of rectilinear vortex braking system decline is connected to height by fixing device
On fast train bogie, the electromagnet of rectilinear vortex braking system is mounted on the mover for the position-limit mechanism that magnet positions decline,
The normal brake application and emergency braking of train are realized by car retarder, eddy current brake systems and position-limit mechanism.
2. bullet train emergency braking system according to claim 1, which is characterized in that rectilinear vortex braking system is equipped with
Electromagnet, rectilinear vortex braking system generate electromagnet and are formed between magnetic induction line, with train rail by being powered for electromagnet
Electromagnetic circuit by the electromagnetic force between rectilinear vortex braking system and train rail, realizes the function of high-speed train braking.
3. bullet train emergency braking system according to claim 2, which is characterized in that by the way that rectilinear vortex is controlled to brake
The electric current of system, adjust rectilinear vortex braking system attractive force of electro-magnet size, realize control train braking after with track it
Between frictional force size.
4. according to the bullet train emergency braking system described in claim 1,2 or 3, which is characterized in that by adjusting magnet position
The position-limit mechanism of decline is put to change the air gap between electromagnet and train rail, is realized after control train braking between track
Frictional force size.
5. bullet train emergency braking system according to claim 4, which is characterized in that in control rectilinear vortex braking system
Unite train rail between size of gaps when, rectilinear vortex braking system be equipped with magnet positions decline limiting device, ensure
Electromagnet system and train rail do not generate Mechanical Contact, so as to ensure not damage train rail during normal brake application.
6. bullet train emergency braking system according to claim 5, which is characterized in that rectilinear vortex braking system and
Position-limit mechanism system and the control system of bullet train are communicated, and control rectilinear vortex system by the control system of bullet train
The lifting action of dynamic system switching electricity and position-limit mechanism.
7. bullet train emergency braking system according to claim 6, which is characterized in that position-limit mechanism by servo cylinder or
Servo-cylinder or servo linear motor mechanism composition.
8. bullet train emergency braking system according to claim 7, which is characterized in that in case of emergency, arrange at a high speed
The electromagnet position-limit mechanism of vehicle emergency braking system makes electromagnet and bullet train rail generate Mechanical Contact, by electromagnet with
Electromagnetic attraction between rail, and bullet train is made to generate powerful brake force, ensure the operation of train emergent stopping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720786738.4U CN207403717U (en) | 2017-06-30 | 2017-06-30 | Bullet train emergency braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720786738.4U CN207403717U (en) | 2017-06-30 | 2017-06-30 | Bullet train emergency braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207403717U true CN207403717U (en) | 2018-05-25 |
Family
ID=62322494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720786738.4U Expired - Fee Related CN207403717U (en) | 2017-06-30 | 2017-06-30 | Bullet train emergency braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207403717U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108725508A (en) * | 2018-06-01 | 2018-11-02 | 淄博智科电气科技有限公司 | Rail traffic braking system based on linear motor |
| CN110065520A (en) * | 2019-04-13 | 2019-07-30 | 临沂矿业集团有限责任公司 | A kind of mine car automatic anti-running-away device |
| CN111284464A (en) * | 2020-03-05 | 2020-06-16 | 中国铁路工会丰台货运中心委员会 | An automatic air release train braking system |
| WO2021031510A1 (en) * | 2019-08-21 | 2021-02-25 | 宋健 | New energy anti-derailment escapeable carrying vehicle and running method therefor |
| CN113911165A (en) * | 2021-09-30 | 2022-01-11 | 华北水利水电大学 | Speed regulator, marshalling station speed regulating device and method |
| CN114228773A (en) * | 2021-12-21 | 2022-03-25 | 山东东山新驿煤矿有限公司 | Shuttle car braking system, braking method and shuttle car with braking system |
-
2017
- 2017-06-30 CN CN201720786738.4U patent/CN207403717U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108725508A (en) * | 2018-06-01 | 2018-11-02 | 淄博智科电气科技有限公司 | Rail traffic braking system based on linear motor |
| CN110065520A (en) * | 2019-04-13 | 2019-07-30 | 临沂矿业集团有限责任公司 | A kind of mine car automatic anti-running-away device |
| WO2021031510A1 (en) * | 2019-08-21 | 2021-02-25 | 宋健 | New energy anti-derailment escapeable carrying vehicle and running method therefor |
| CN111284464A (en) * | 2020-03-05 | 2020-06-16 | 中国铁路工会丰台货运中心委员会 | An automatic air release train braking system |
| CN113911165A (en) * | 2021-09-30 | 2022-01-11 | 华北水利水电大学 | Speed regulator, marshalling station speed regulating device and method |
| CN113911165B (en) * | 2021-09-30 | 2022-11-11 | 华北水利水电大学 | A speed governor, marshalling station speed regulating device and method |
| CN114228773A (en) * | 2021-12-21 | 2022-03-25 | 山东东山新驿煤矿有限公司 | Shuttle car braking system, braking method and shuttle car with braking system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20200630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |