CN219257343U - Emergency braking device for railway vehicle - Google Patents
Emergency braking device for railway vehicle Download PDFInfo
- Publication number
- CN219257343U CN219257343U CN202320171566.5U CN202320171566U CN219257343U CN 219257343 U CN219257343 U CN 219257343U CN 202320171566 U CN202320171566 U CN 202320171566U CN 219257343 U CN219257343 U CN 219257343U
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- plate
- fixedly connected
- connecting rod
- railway vehicle
- emergency braking
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model belongs to the technical field of railway vehicles, in particular to an emergency braking device for a railway vehicle, which comprises a mounting frame for mounting, wherein a connecting rod with a connecting function is mounted in the mounting frame, two ends of the connecting rod are fixedly connected with a braking pressing plate for emergency stopping of the vehicle, one side of the braking pressing plate is rotatably connected with a connecting plate for limiting wheels of the vehicle, and one side of the connecting plate is fixedly connected with a rotary gear shaft; the whole system consists of the downward pressing emergency stop of the connecting rod in the vertical direction and the limiting resistance of the connecting plate in the horizontal direction, and the bidirectional emergency stop can be provided for the whole railway vehicle when encountering an emergency in the running process by the downward pressing and the increasing resistance of the rail and the limiting emergency stop of the wheels in the running process, so that the emergency stop effect of emergency braking of the railway vehicle can be improved on one hand, and the influence of a single emergency stop braking part on emergency braking when the single emergency stop braking part is damaged in the emergency stop process can be avoided on the other hand.
Description
Technical Field
The utility model belongs to the technical field of railway vehicles, and particularly relates to an emergency braking device for a railway vehicle.
Background
In the use process of the rail car, the rail car needs to run on a paved rail, when an emergency occurs, the rail car needs to be suddenly stopped through emergency braking, the emergency braking device on the rail car is usually in an emergency braking mode, but in the running process, when parts in the emergency braking of the single mode are damaged in the emergency braking process, dangerous accidents are caused, at present, a few car types adopt a mode of mutually matching two emergency braking modes of manual operation and motor operation, so that the safety of an emergency braking system in the running process of the car is improved, but in the running process of the car, the emergency braking system is usually in a standby state, the emergency braking system actually takes part in the emergency braking operation in a still non-single braking mode, and in the running process, the accident of the car still occurs when a part in the emergency braking system actually taking part in the emergency braking process is in failure, although the manual emergency braking system can replace the emergency braking system in the subsequent stock process, the running process of the manual emergency braking system still increases the risk of the car, and the risk of the running accident system still increases.
Disclosure of Invention
The utility model provides an emergency braking device for a railway vehicle, which has the characteristics that the whole system consists of a downward-pressing emergency stop of a connecting rod in the vertical direction and a limiting resistance of the connecting plate in the horizontal direction, and the bidirectional emergency stop can be provided for the whole railway vehicle when an emergency is encountered in the running process through the downward-pressing emergency stop of a rail and the limiting emergency stop of wheels in the running process, so that the emergency braking effect of the railway vehicle can be improved, and the influence of a single emergency stop braking piece on the emergency braking when the emergency stop is damaged can be avoided.
The utility model provides the following technical scheme: the utility model provides a rail vehicle emergency braking device, includes the mounting frame that is used for the installation, mounting frame's internally mounted has the connecting rod that plays the linking action, the equal fixedly connected with in both ends of connecting rod is used for carrying out the braking clamp plate of scram to the vehicle, one side rotation of braking clamp plate is connected with the connecting plate that is used for carrying out spacing to the vehicle wheel, one side fixedly connected with rotatory tooth axle of connecting plate, just the connecting plate pass through rotatory tooth axle with the tip rotation connection of connecting rod, one side fixedly connected with of connecting plate is useful carries out the spacing spring plate of card solid to the wheel.
The bottom of the brake pressing plate is fixedly connected with a reinforcing plate, and the bottom of the reinforcing plate is fixedly connected with a resistance increasing plate.
The brake pressing plate is characterized in that a first mounting groove is formed in the brake pressing plate, connecting steel bars are fixedly connected to two sides of the mounting frame, and the other end of the rotary gear shaft penetrates through the first mounting groove to be connected to one side of the connecting steel bars in a rotating mode.
The inner part of the first mounting groove is fixedly connected with a connecting rack used for driving the rotary gear shaft to rotate, and the rotary gear shaft is meshed with the connecting rack.
The top of the installation frame is fixedly connected with a driving piece for driving the connecting rod to move downwards to stop, and the output end of the driving piece penetrates through the top of the installation frame and is fixedly connected with the top of the connecting rod.
Wherein, the both sides of connecting rod all offer and be used for the connecting rod displacement is stepped down the groove of stepping down, just the inside sliding connection of the groove of stepping down of connecting rod both sides has the backup pad, just fixedly connected with is used for right between the bottom of backup pad and the diapire of the groove of stepping down reset spring that the backup pad resets.
And one side of the connecting plate is provided with a second mounting groove for mounting the limiting spring plate.
The beneficial effects of the utility model are as follows: the whole system consists of the downward pressing emergency stop of the connecting rod in the vertical direction and the limiting resistance of the connecting plate in the horizontal direction, and the bidirectional emergency stop can be provided for the whole railway vehicle when encountering an emergency in the running process by the downward pressing and the increasing resistance of the rail and the limiting emergency stop of the wheels in the running process, so that the emergency stop effect of emergency braking of the railway vehicle can be improved on one hand, and the influence of a single emergency stop braking part on emergency braking when the single emergency stop braking part is damaged in the emergency stop process can be avoided on the other hand.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic diagram of a front view structure of a rotated connecting plate according to the present utility model;
FIG. 3 is an enlarged schematic view of a detail of portion A of FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged schematic view of a detail B of FIG. 2 in accordance with the present utility model;
fig. 5 is a schematic partial top view of the connection plate of the present utility model.
In the figure: 1. a mounting frame; 2. a connecting rod; 21. a brake pressure plate; 211. a reinforcing plate; 212. resistance increasing plate; 213. a first mounting groove; 22. a support plate; 221. a return spring; 3. a connecting plate; 31. rotating the gear shaft; 311. the connecting rack; 312. connecting steel bars; 32. a limit spring plate; 321. and a second mounting groove.
Detailed Description
Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a rail vehicle emergency braking device, including the mounting frame 1 that is used for the installation, the internally mounted of mounting frame 1 has connecting rod 2 that plays the linking effect, the equal fixedly connected with in both ends of connecting rod 2 is used for carrying out the brake clamp plate 21 of scram to the vehicle, one side rotation of brake clamp plate 21 is connected with the connecting plate 3 that is used for carrying out spacing to the vehicle wheel, one side fixedly connected with rotatory tooth axle 31 of connecting plate 3, and connecting plate 3 is through rotatory tooth axle 31 and connecting rod 2's tip rotation connection, one side fixedly connected with of connecting plate 3 is useful carries out the spacing spring plate 32 of card solid to the wheel.
In this embodiment: the installation frame 1 is the connection carrier of installing between whole arresting gear and the railcar, the connecting rod 2 that is located the installation frame 1 is the main connecting piece in the whole arresting gear, the brake clamp plate 21 that is located the connecting rod 2 both ends is used for pushing down the scram to the track of below, make the railcar can carry out the scram when meetting the sudden event, and the connecting plate 3 that is located connecting rod 2 front side can rotate at the front side of connecting rod 2 through rotatory tooth axle 31 in the process of connecting rod 2 downstream, and carry out the pivoted in-process at connecting plate 3, connecting plate 3 can drive spacing spring plate 32 and carry out synchronous upset, and spacing spring plate 32 is outside stretched because one side loses the resistance from connecting rod 2 in the in-process of upset, simultaneously in the in-process that spacing spring plate 32 outwards stretches, can be spacing to the wheel of railcar, for the continuous progress of wheel causes the hindrance, help further promote the effect to the sudden event, and the whole system is by the effect of pushing down of connecting rod 2 of vertical direction and the spacing resistance of connecting plate 3 of horizontal direction, and can drive spacing spring plate 32 and carry out synchronous upset in the sudden event to the sudden event, on the whole car braking in the course can be avoided on the one hand to the sudden event to the sudden stop, and the sudden event can be two-way stopped to the sudden event to the sudden stop is overcome in the sudden event.
The bottom of the brake pressing plate 21 is fixedly connected with a reinforcing plate 211, and the bottom of the reinforcing plate 211 is fixedly connected with a resistance increasing plate 212; wherein the reinforcement plate 211 and the resistance increasing plate 212 form a set of resistance increasing anti-slip components with the track surface for increasing friction with the track surface.
A first mounting groove 213 is formed in the brake pressing plate 21, connecting steel bars 312 are fixedly connected to two sides of the mounting frame 1, the other end of the rotary gear shaft 31 penetrates through the first mounting groove 213 to be rotatably connected to one side of the connecting steel bars 312, a connecting rack 311 for driving the rotary gear shaft 31 to rotate is fixedly connected to the first mounting groove 213, and the rotary gear shaft 31 is meshed with the connecting rack 311; wherein the first mounting groove 213 provides a space for mounting the connection rack 311, and the connection bar 312 provides a carrier for mounting the rotary gear shaft 31, and the connection rack 311 and the rotary gear shaft 31 form a set of adjusting components for adjusting the angle of the connection plate 3 during the downward movement of the position of the connection rod 2.
The top of the mounting frame 1 is fixedly connected with a driving piece for driving the connecting rod 2 to move downwards to stop, and the output end of the driving piece penetrates through the top of the mounting frame 1 and is fixedly connected with the top of the connecting rod 2; wherein when the railway vehicle needs to be braked emergently, the connecting rod 2 can be driven to move downwards by the operation of the starting driving piece.
The two sides of the connecting rod 2 are provided with a yielding groove for yielding the displacement of the connecting rod 2, the inside of the yielding groove at the two sides of the connecting rod 2 is connected with a supporting plate 22 in a sliding way, and a reset spring 221 for resetting the supporting plate 22 is fixedly connected between the bottom of the supporting plate 22 and the bottom wall of the yielding groove; wherein the support plate 22 and the return spring 221 form a set of return members for assisting in the return of the connecting rod 2 within the mounting frame 1.
A second mounting groove 321 for mounting the limiting spring plate 32 is formed on one side of the connecting plate 3; wherein the second mounting groove 321 provides space for mounting the retention spring plate 32.
The working principle and the using flow of the utility model are as follows: when the vehicle encounters an emergency and needs to be suddenly stopped in the running process, a driver can drive the connecting rod 2 to move downwards through the work of opening the driving piece, and can drive the brake pressing plate 21, the reinforcing plate 211 and the resistance increasing plate 212 to move downwards synchronously in the process of moving downwards of the connecting rod 2, so that the brake pressing plate 21 can realize the emergency stop of the vehicle through the tight downward pressing of the rail, meanwhile, in the process of moving downwards of the connecting rod 2, the connecting plate 3 can synchronously rotate under the action of the rotating gear shaft 31 and the connecting rack 311, and in the process of rotating the connecting plate 3, the limit spring plate 32 can limit the edges of the wheels, and the vehicle can be further suddenly stopped through the limit of the wheels.
Claims (7)
1. An emergency braking device for a railway vehicle, characterized in that: including the mounting frame that is used for the installation, mounting frame's internally mounted has the connecting rod that plays the linking effect, the equal fixedly connected with in both ends of connecting rod is used for carrying out the braking clamp plate of scram to the vehicle, one side rotation of braking clamp plate is connected with the connecting plate that is used for carrying out spacing to the vehicle wheel, one side fixedly connected with rotatory tooth axle of connecting plate, just the connecting plate pass through rotatory tooth axle with the tip rotation connection of connecting rod, one side fixedly connected with of connecting plate is used for carrying out the spacing spring plate of card solid to the wheel.
2. A railway vehicle emergency braking apparatus as claimed in claim 1, wherein: the bottom fixedly connected with reinforcing plate of brake clamp plate, the bottom fixedly connected with resistance-increasing plate of reinforcing plate.
3. A railway vehicle emergency braking apparatus as claimed in claim 1, wherein: the inside of brake clamp plate has seted up first mounting groove, the equal fixedly connected with connecting reinforcement in both sides of installing frame, just the other end of rotatory tooth axle runs through first mounting groove rotate connect in one side of connecting reinforcement.
4. A railway vehicle emergency braking apparatus as claimed in claim 3, wherein: the inside fixedly connected with of first mounting groove is used for driving rotatory tooth axle carries out pivoted connection rack, just rotatory tooth axle with connection rack intermeshing.
5. A railway vehicle emergency braking apparatus as claimed in claim 1, wherein: the top of the installation frame is fixedly connected with a driving piece for driving the connecting rod to move downwards to stop, and the output end of the driving piece penetrates through the top of the installation frame and is fixedly connected with the top of the connecting rod.
6. A railway vehicle emergency braking apparatus as claimed in claim 1, wherein: the two sides of the connecting rod are provided with a yielding groove for yielding the displacement of the connecting rod, the inside of the yielding groove on the two sides of the connecting rod is slidably connected with a supporting plate, and a reset spring for resetting the supporting plate is fixedly connected between the bottom of the supporting plate and the bottom wall of the yielding groove.
7. A railway vehicle emergency braking apparatus as claimed in claim 1, wherein: and a second mounting groove for mounting the limiting spring plate is formed in one side of the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320171566.5U CN219257343U (en) | 2023-02-10 | 2023-02-10 | Emergency braking device for railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320171566.5U CN219257343U (en) | 2023-02-10 | 2023-02-10 | Emergency braking device for railway vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219257343U true CN219257343U (en) | 2023-06-27 |
Family
ID=86867606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320171566.5U Active CN219257343U (en) | 2023-02-10 | 2023-02-10 | Emergency braking device for railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219257343U (en) |
-
2023
- 2023-02-10 CN CN202320171566.5U patent/CN219257343U/en active Active
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