CN212243380U - Train derailment-prevention emergency brake device - Google Patents

Train derailment-prevention emergency brake device Download PDF

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Publication number
CN212243380U
CN212243380U CN202020921665.7U CN202020921665U CN212243380U CN 212243380 U CN212243380 U CN 212243380U CN 202020921665 U CN202020921665 U CN 202020921665U CN 212243380 U CN212243380 U CN 212243380U
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China
Prior art keywords
rotating machine
rotating
balance plate
wall
train
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Expired - Fee Related
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CN202020921665.7U
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Chinese (zh)
Inventor
不公告发明人
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Beijing Jingcheng Metro Co ltd
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Beijing Jingcheng Metro Co ltd
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Priority to CN202020921665.7U priority Critical patent/CN212243380U/en
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Publication of CN212243380U publication Critical patent/CN212243380U/en
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Abstract

The utility model discloses a train derailment-prevention emergency brake device, which comprises a wheel hub, a portal frame and a rotating machine, the rotating machine is fixedly connected inside the supporting rod, the left side and the right side of the supporting rod are both penetrated in the inner wall side of the surface of the bracket, the inside of the rotating machine is provided with a left side wiring and a right side wiring, the top end of the left side wiring is fixedly connected with the outer side wall of the surface of the power panel of the rotating machine, the top end of the right side wiring is fixedly connected to the outer side wall of the surface of the power panel of the rotating machine, the lower end of the bottom of the left side wiring is provided with the balance plate, when the utility model meets emergency, the rotating machine starts to work and rotate, the rotating shaft rotates reversely and rapidly in the sliding groove, the friction force is increased, the reverse force is provided, the force for the forward running of the wheel hub of the train is reduced by matching with braking, the time for the wheel hub to slide on the track can be saved, the sliding distance on the track is reduced, and the brake device is suitable for being widely used.

Description

Train derailment-prevention emergency brake device
Technical Field
The utility model relates to a brake equipment technical field especially relates to a train anticreep rail emergency brake equipment.
Background
With the continuous improvement of modern technology, trains have become indispensable transportation tools in people's lives for a long time, derailment problems can occur in the running process of the trains due to emergency situations, the derailment reasons are complex, certain relations exist among the trains, lines, goods and the randomness of mixed marshalling, basically, unpredictability and unavailability exist, the derailment of individual carriages can lead the overturn of the trains, great economic losses are caused, due to the limitation of the existing equipment of the train carriages and the randomness of the marshalling, the monitoring cannot be carried out along with the advanced electronic equipment of the train carriage equipment, the price of the existing ground monitoring equipment is high and is not practical, the braking performance of the trains, especially the braking performance of emergency braking, is a great problem related to the life of passengers and the safety of the trains, the longer the sliding distance of braking is, the higher the risk rate is, and the shorter the braking distance is, the lower the probability of serious accidents is encountered, the problem is that the braking strength is increased when the braking distance is shortened, but the serious accidents such as derailment and turnover are caused when the train running at high speed is suddenly braked and suddenly turned over.
The patent number CN 2873595Y discloses an emergency brake device for derailing of train carriage, which is based on the idea of making full use of the existing carriage equipment as much as possible, or the improved design is carried out on the basis of the emergency valve of the 120-type air brake valve which is commonly equipped on the existing train carriage, the pilot valve and the air release valve in the original structural eye and the matched hook-shell transmission mechanism thereof, on the basis of local transformation, a hook bar driving structure started by means of derailment overturning impulse is added to be combined into a derailment automatic braking system, therefore, as long as the pilot valve is triggered immediately in the derailing state and then the air release valve is induced to be opened, the air release valve is started in the decompression state, the air release valve is completely opened, the emergency air release completes the whole process of braking operation, and the key point is that a hook bar driving structure which is started by means of derailing bumping impulse is further arranged on the basis that the structure comprises the pilot valve, the air release valve and the matched hook-shell transmission mechanism.
The emergency brake device for derailing of train carriage disclosed in the above patent has the following disadvantages: 1. in the process of high-speed running of the train, the emergency of derailment occurs, the distance for the train to slide forwards is long when the speed of the train is reduced by braking, and the train is difficult to brake under the emergency condition within 3000 meters.
2. When the train runs on an unstable track with turning, sliding and the like, the speed reduction and buffering can not be carried out, so that the preventive measures are taken for the train, and the probability of derailment of the train is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a train anticreep rail emergency brake device, the utility model discloses utilize the rotation machine to drive axis of rotation A and axis of rotation B and carry out the antiport in the sliding tray of wheel hub inner wall side, when meetting emergency, the rotation machine begins to work and rotates, make the reverse quick rotation of axis of rotation in the sliding tray, in the time of increasing frictional force, provide the counterforce, the wheel hub that reduces the train moves forward's power, can practice thrift wheel hub's the time of slideing on the track, reduce the distance that slides on the track, when avoiding the train suddenly to brake the emergency and can cause the derailment to overturn, the time of braking has been practiced thrift.
The utility model provides a specific technical scheme as follows:
the utility model provides a train derailment prevention emergency brake device, which comprises a wheel hub, a portal frame and a rotating machine, wherein the rotating machine is fixedly connected inside a support rod, the left side and the right side of the support rod are both penetrated through the inner wall side of the surface of a support, the rotating machine is internally provided with a left side wiring and a right side wiring, the top end of the left side wiring is fixedly connected on the outer side wall of the surface of a power panel of the rotating machine, the top end of the right side wiring is fixedly connected on the outer side wall of the surface of the power panel of the rotating machine, the lower end of the bottom of the left side wiring is provided with a balance plate, a transmission shaft at the bottom of the rotating machine is fixedly connected on the inner side wall of a rotating gear, the outer side wall of the right side surface of the rotating gear is meshed on the outer side wall of the surface of a driving gear, the inner, and hubs are arranged on the inner wall sides of the left side and the right side of the interior of the portal frame.
Optionally, a rotating column penetrates through the middle of the wheel hub, the rotating column is installed on the left side and the right side of the lower end of the portal frame, and a sliding groove is embedded in the inner wall side of the surface of the wheel hub.
Optionally, the balance plate is horizontally placed in the middle of the inner side walls of the left side and the right side of the inner portion of the rotating machine, the balance plate is located under the left side wiring and the right side wiring, and the metal wiring is fixedly connected to the outer side wall of the top end surface of the balance plate.
Optionally, the outer side wall of the left side surface of the rotating gear is engaged with the outer side wall of the surface of the driving gear, the inner side wall of the driving gear is fixedly connected with a rotating shaft, and the rotating shaft is slidably connected in the sliding groove of the hub on the other side.
Optionally, the power board current outgoing end of the rotating machine is electrically connected to the current output end of the external power supply, the power board current output end of the rotating machine is electrically connected to the current input end of the left side wiring, the power board current output end of the rotating machine is electrically connected to the current input end of the right side wiring, the current output end of the left side wiring is electrically connected to the current input end of the balance board metal wiring, and the current output end of the right side wiring is electrically connected to the current input end of the balance board metal wiring.
The utility model has the advantages as follows:
the embodiment of the utility model provides a train anticreep rail emergency brake device:
1. before using, an operator firstly checks whether an external power supply is connected to a power panel of the rotating machine, the operator opens a shell of the rotating machine, lifts a balance plate upwards to enable a metal wire on the outer side wall of the surface of a flat plate to be contacted with a left side wire, if a rotating shaft B does not rotate, the power supply is not connected, the inspection and repair are needed, if the rotating shaft B rotates, the power supply is connected, a shell of the rotating machine is well covered, when a derailment condition occurs, a wheel hub runs on a track unstably, the metal wire on the balance plate is contacted with the left side wire at the upper end, the left side wire is fixedly connected to the power panel in the rotating machine, the rotating machine is electrified at the moment to drive a transmission shaft to rotate, when the metal wire on the balance plate is contacted with the right side wire at the upper end, the right side wire is fixedly connected to, when the left side connection wire and the right side connection wire are simultaneously contacted on the metal connection wire, a closed circuit is formed in the rotating machine, the rotating machine starts to rotate at a high speed to drive the transmission shaft to rotate quickly, the rotating gear fixedly connected to the bottom of the transmission shaft also starts to rotate quickly, the outer side walls of the surfaces of the left side and the right side of the rotating gear are both meshed with the driving gear, the driving gear starts to rotate quickly at the moment, the rotating shaft penetrating through the inside of the driving gear starts to rotate in the sliding groove, the sliding groove is arranged on the inner side wall of the hub, when the rotating machine does not work, the rotating shaft slides along with the force of the running of the hub in the sliding groove in an inertial manner, once the rotating machine works, the rotating shaft starts to rotate quickly in the opposite direction in the sliding groove to increase the directional force, the driving force in the direction is increased for the train when, the distance of the track required to slide is also reduced, so that the probability of derailment and car turnover is reduced, wherein the following needs to be mentioned: once the wiring of left side terminal box right side contacts the metal wire on the balance plate simultaneously, the inside automatic closed circuit that forms of rotating the built-in, no longer receive metal wiring electric connection on the balance plate, only train is in extremely not steady and just the wiring of left side terminal box right side can connect simultaneously under the condition of derailing.
2. When a train runs on an extremely unstable road section or at a sharp corner, the balance plate is in an inclined state, one side of the balance plate is downward and the other side of the balance plate is upward tilted under the influence of inertia, one tilted side can contact with a wiring at the upper end, when a track turns sharply at the right side, the balance plate can tilt toward the lower right side, a metal wiring on the surface of the balance plate is connected with a wiring at the left side, the rotating machine starts to work and drives the transmission shaft to rotate, the transmission shaft drives the rotating gear to rotate, the driving gear B starts to rotate at the moment, the rotating shaft B positioned in the driving gear B starts to rotate reversely in a sliding groove of the hub, friction is increased, the running speed of the train is reduced, when the train is stable, the balance plate is separated from the wiring at the left side, the rotating machine stops working, when the track turns sharply at the left side, the balance plate can tilt toward the lower left side, and the metal wiring, the change quick-witted work that begins, it is rotatory to drive the transmission shaft, and the transmission shaft drives the running gear rotation, and drive gear A begins to rotate this moment, and the axis of rotation A that is located drive gear A begins to make a reverse rotation in wheel hub's sliding tray, increases frictional force, slows down the functioning speed of train when the train is steady, and the balance plate separates with the left side wiring, and the quick-witted stop work that rotates, and what need explain here is: no matter which wiring is connected with a power panel of the rotating machine, the rotating shaft A and the rotating shaft B can start to work, only the rotating speed of the single wire connection is not the fastest, the work can be stopped because of circuit breaking when the contact plates are balanced, when the two wirings are contacted simultaneously, a closed circuit is formed inside the rotating machine, at the moment, the power of the rotating machine is the greatest, the rotating shaft can not stop, the rotating shaft is braked by increasing friction force and reverse driving force in a matching mode, the train can not be reversed timely when the train stops, and after the train stops, the rotating machine can rotate continuously for 2 minutes and then stops rotating.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a train derailment prevention emergency brake device according to an embodiment of the present invention;
fig. 2 is the utility model discloses a train anticreep rail emergency brake device's wheel hub's schematic structure diagram.
In the figure: 1. a support; 2. a support bar; 3. a gantry; 4. rotating the column; 5. driving a gear A; 6. driving the gear B; 7. a rotating shaft B; 8. a rotating shaft A; 9. a rotating gear; 10. a drive shaft; 11. a hub; 12. a sliding groove; 13. rotating the machine; 14. left side wiring; 15. a right side wiring; 16. and a balance plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A train derailment prevention emergency brake apparatus according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.
Referring to fig. 1 and 2, an emergency brake device for preventing derailment of a train provided by an embodiment of the present invention includes a wheel hub 11, a portal frame 3 and a rotator 13, wherein the rotator 13 is fixedly connected inside a support rod 2, both left and right sides of the support rod 2 penetrate through the inner wall side of the surface of the support 1, a left side wiring 14 and a right side wiring 15 are installed inside the rotator 13, the top end of the left side wiring 14 is fixedly connected to the outer wall of the surface of the power board of the rotator 13, the top end of the right side wiring 15 is fixedly connected to the outer wall of the surface of the power board of the rotator 13, a balance plate 16 is installed at the lower end of the bottom of the left side wiring 14, a transmission shaft 10 at the bottom of the rotator 13 is fixedly connected to the inner wall of a rotating gear 9, the outer wall of the right surface of the rotating gear 9 is, the driving gear A5 is fixedly connected with a rotating shaft A8 on the inner side wall, the rotating shaft A8 is connected in the sliding groove 12 in a sliding mode, the portal frame 3 is fixedly connected on the outer wall side of the bottom surface of the support 1, and hubs 11 are mounted on the inner wall sides of the left side and the right side of the interior of the portal frame 3.
Referring to fig. 2, the rotating columns 4 penetrate through the middle of the hub 11, the rotating columns 4 are installed on the left and right sides of the lower end of the portal frame 3, and sliding grooves 12 are embedded in the inner wall side of the surface of the hub 11.
Illustratively, a rotating column 4 penetrates through the portal frame 3, the hub rotates in the rotating column 4, the portal frame 3 can fix the hub 11 through the rotating column 4, a sliding groove 12 is formed in the inner side wall of the hub 11, and a rotating shaft in the sliding groove 12 can rotate in the sliding groove 12.
Referring to fig. 1, the balance plate 16 is horizontally disposed in the middle of the inner side walls of the left and right sides inside the rotating machine 13, the balance plate 16 is located right below the left side connection line 14 and the right side connection line 15, and the outer side wall of the top end surface of the balance plate 16 is fixedly connected with a metal joint.
Illustratively, at a sharp corner, the balance plate 16 is in an inclined state, one side of the balance plate 16 is downward and the other side of the balance plate is upward tilted under the influence of inertia, the tilted side contacts with a wiring at the upper end, when the track turns sharply at the right side, the balance plate 16 is inclined toward the lower right side, at this time, a metal wiring on the surface of the balance plate 16 is connected with the left side wiring 14, the rotating machine 13 starts to work to drive the transmission shaft to rotate, when the track turns sharply at the left side, the balance plate 16 is inclined toward the lower left side, at this time, the metal wiring on the surface of the balance plate 16 is connected with the right side wiring 15, and the rotating machine 16 starts to work to drive the transmission shaft to.
Referring to fig. 1, the outer side wall of the left side surface of the rotary gear 9 is engaged with the outer side wall of the surface of the driving gear B6, the inner side wall of the driving gear B6 is fixedly connected with a rotary shaft B7, and the rotary shaft B7 is slidably connected in the sliding groove 12 of the hub 11 on the other side.
Illustratively, the rotator 13 starts to work to drive the transmission shaft 10 to rotate, the transmission shaft 10 drives the rotating gear 9 to rotate, at this time, the driving gear B6 starts to rotate, the rotating shaft B7 located in the driving gear B6 starts to rotate in the opposite direction in the sliding groove 12 of the hub 11, friction is increased, the running speed of the train is reduced, when the train is stable, the balance plate 16 is separated from the left connection wire 14, and the rotator 13 stops working.
Referring to fig. 1, the power board current input end of the rotating machine 13 is electrically connected to the current output end of the external power supply, the power board current output end of the rotating machine 13 is electrically connected to the current input end of the left side connection wire 14, the power board current output end of the rotating machine 13 is electrically connected to the current input end of the right side connection wire 15, the current output end of the left side connection wire 14 is electrically connected to the metal connection current input end of the balance plate 16, and the current output end of the right side connection wire 15 is electrically connected to the metal connection current input end of the balance plate 16.
Illustratively, when the metal wiring on the balancing plate 16 is connected with the left side wiring 14, the rotating machine 13 is powered on, when the metal wiring on the balancing plate 16 is connected with the right side wiring 15, the rotating machine 13 is powered on, when the left side wiring 14 and the right side wiring 15 are simultaneously connected with the metal wiring on the balancing plate 16, a closed circuit is formed, only the rotating speed of a single wire connection is not the fastest, the rotating machine stops working due to the circuit breaking when the contact plate 16 is balanced, and when the two wirings are simultaneously contacted, the closed circuit is formed inside the rotating machine 13, at the moment, the power of the rotating machine 13 is maximized, the transmission shaft 10 does not stop, and the rotating shaft increases friction force and reverse pushing force to cooperate with braking.
When in use, an operator firstly checks whether an external power supply is connected to a power panel of the rotating machine 13 before use, the operator opens a shell of the rotating machine 13, lifts the balance plate 16 upwards to enable a metal wire on the outer side wall of the surface of the balance plate 16 to be contacted with the left side wire 14, if the rotating shaft B7 does not rotate, the power supply is not connected, the inspection and repair are needed, if the rotating shaft B7 rotates, the power supply is connected, the shell of the rotating machine 13 is well covered, when derailment occurs, the running of the hub 11 on the track is not stable enough, the metal wire on the balance plate 16 is enabled to be contacted with the left side wire 14 at the upper end, the left side wire 14 is fixedly connected to the power panel inside the rotating machine 13, the rotating machine 13 is powered on at the moment, the transmission shaft 10 is driven to rotate, when the metal wire on the balance plate 16 is contacted with the right side wire 15 at, at the moment, the rotating machine 13 is electrified to drive the transmission shaft 10 to rotate, when the left side connection wire 14 and the right side connection wire 15 are simultaneously contacted with the metal connection wire, a closed circuit is formed inside the rotating machine 13, the rotating machine 13 starts to rotate at a high speed to drive the transmission shaft 10 to rotate rapidly, the rotating gear 9 fixedly connected with the bottom of the transmission shaft 10 also starts to rotate rapidly, the outer side walls of the surfaces of the left side and the right side of the rotating gear 9 are engaged with the driving gear, at the moment, the driving gear starts to rotate rapidly, the rotating shaft penetrating through the inside of the driving gear starts to rotate in the sliding groove 12, the sliding groove 12 is arranged on the inner side wall of the hub 11, when the rotating machine 13 does not work, the rotating shaft slides in the sliding groove 12 along with the inertia of the running force of the hub 11, once the rotating machine 13 works, the rotating shaft starts, increase reverse driving force for the train, increase the frictional force of wheel hub 11, and reverse power for wheel hub 11 slides the time snap on the track, and the track distance that needs to slide also reduces the section, reduces the probability of derailment and roll over, and what need explain here is: once the left side connection wire 14 and the right side connection wire 15 are contacted with the metal wire on the balance plate 16 at the same time, a closed circuit is automatically formed inside the rotating machine 13, the connection is not electrically connected by the metal wire on the balance plate 16 any more, the left side connection wire 14 and the right side connection wire 15 can be connected only under the condition that the train is extremely unstable and derails, the balance plate 16 is in an inclined state at an extremely unstable road section or a sharp corner in the running process of the train, one side of the balance plate 16 is downward and the other side is upward tilted under the influence of inertia, the tilted side is contacted with the connection wire at the upper end, when the track is in sharp right turn, the balance plate 16 is tilted to the lower right, the metal connection wire on the surface of the balance plate 16 is connected with the left side connection wire at the moment, the rotating machine 13 starts to work to drive the transmission shaft 10 to rotate, the transmission shaft 10 drives the rotating gear 9 to rotate, and the driving gear, the rotating shaft B7 in the driving gear B6 starts to rotate reversely in the sliding groove 12 of the hub, increasing friction force, slowing down the running speed of the train when the train is stable, the balance plate 16 is separated from the left side connection wire, the rotator 13 stops working, when the track is in a sharp left turn, the balance plate 16 can incline towards the lower left side, the metal connection wire on the surface of the balance plate 16 is connected with the right side connection wire 15 at the moment, the rotator 13 starts working, the transmission shaft 10 is driven to rotate, the transmission shaft 10 drives the rotating gear 9 to rotate, the driving gear a5 starts to rotate at the moment, the rotating shaft a8 in the driving gear a5 starts to rotate reversely in the sliding groove 12 of the hub 11, increasing friction force, slowing down the running speed of the train when the train is stable, the balance plate 16 is separated from the left side connection wire, and the rotator 13 stops working, wherein: no matter which wiring is connected with the power panel of the rotating machine 13, the rotating shaft A7 and the rotating shaft B8 start to work, but the rotating speed of a single wire connection is not the fastest, the work is stopped because of the circuit breaking when the contact plate 16 is balanced, when two wirings are contacted simultaneously, a closed circuit is formed inside the rotating machine 13, the power of the rotating machine 13 is the largest, the rotating shaft cannot be stopped, the rotating shaft is braked in a way of increasing friction force and reverse driving force, even if the train stops, the train cannot be reversed, and when the train stops, the rotating machine 13 continues to rotate for 2 minutes and then stops rotating.
The utility model relates to a train derailment-prevention emergency brake device, which comprises a bracket 1; 2. a support bar; 3. a gantry; 4. rotating the column; 5. driving a gear A; 6. driving the gear B; 7. a rotating shaft B; 8. a rotating shaft A; 9. a rotating gear; 10. a drive shaft; 11. a hub; 12. a sliding groove; 13. rotating the machine; 14. left side wiring; 15. a right side wiring; 16. the balance plate, the model of the rotating machine is: (Y355L 2-2); the components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. The utility model provides a train derailment prevention emergency brake device, includes wheel hub (11), portal frame (3) and rotating machine (13), its characterized in that, rotating machine (13) fixed connection is inside bracing piece (2), the bracing piece (2) left and right sides all runs through in the surface inner wall side of support (1), rotating machine (13) internally mounted left side wiring (14) and right side wiring (15), the top fixed connection of left side wiring (14) is on the power strip surface lateral wall of rotating machine (13), the top fixed connection of right side wiring (15) is on the power strip surface lateral wall of rotating machine (13), the bottom lower extreme installation balance plate (16) of left side wiring (14), transmission shaft (10) fixed connection of rotating machine (13) bottom is on the inside wall of rotating gear (9), rotating gear (9) right side surface lateral wall meshing is on the surface lateral wall of drive gear A (5), fixed connection axis of rotation A (8) on the inside wall of drive gear A (5), axis of rotation A (8) sliding connection is in sliding tray (12), fixed connection portal frame (3) on support (1) bottom surface outer wall side, hub (11) are installed to the inside left and right sides inner wall side of portal frame (3).
2. The train derailment prevention emergency brake device according to claim 1, wherein the hub (11) penetrates through the rotating column (4) in the middle, the rotating column (4) is installed at the left and right sides of the lower end of the portal frame (3), and the sliding groove (12) is embedded in the inner wall side of the surface of the hub (11).
3. The train derailment prevention emergency brake device according to claim 1, wherein the balance plate (16) is horizontally placed in the rotating machine (13) between the inner side walls of the left side and the right side, the balance plate (16) is located right below the left side connection (14) and the right side connection (15), and a metal connection is fixedly connected to the outer side wall of the top end surface of the balance plate (16).
4. The train derailment prevention emergency brake device according to claim 1, wherein the lateral wall of the left side surface of the rotating gear (9) is engaged with the lateral wall of the surface of the driving gear B (6), the inner lateral wall of the driving gear B (6) is fixedly connected with the rotating shaft B (7), and the rotating shaft B (7) is slidably connected in the sliding groove (12) of the hub (11) on the other side.
5. The train derailment prevention emergency brake device according to claim 1, wherein the power board current output terminal of the turning machine (13) is electrically connected to the current output terminal of an external power supply, the power board current output terminal of the turning machine (13) is electrically connected to the current input terminal of the left side connection (14), the power board current output terminal of the turning machine (13) is electrically connected to the current input terminal of the right side connection (15), the current output terminal of the left side connection (14) is electrically connected to the metal connection current input terminal of the balance plate (16), and the current output terminal of the right side connection (15) is electrically connected to the metal connection current input terminal of the balance plate (16).
CN202020921665.7U 2020-05-27 2020-05-27 Train derailment-prevention emergency brake device Expired - Fee Related CN212243380U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020921665.7U CN212243380U (en) 2020-05-27 2020-05-27 Train derailment-prevention emergency brake device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020921665.7U CN212243380U (en) 2020-05-27 2020-05-27 Train derailment-prevention emergency brake device

Publications (1)

Publication Number Publication Date
CN212243380U true CN212243380U (en) 2020-12-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116373812A (en) * 2023-05-29 2023-07-04 四川永森航空材料科技有限公司 Automatic train derailment braking device and braking method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116373812A (en) * 2023-05-29 2023-07-04 四川永森航空材料科技有限公司 Automatic train derailment braking device and braking method
CN116373812B (en) * 2023-05-29 2023-09-05 四川永森航空材料科技有限公司 Automatic train derailment braking device and braking method

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Granted publication date: 20201229