CN216833655U - Coupled platform clearance compensator of high-speed EMUs side door - Google Patents
Coupled platform clearance compensator of high-speed EMUs side door Download PDFInfo
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- CN216833655U CN216833655U CN202123308673.8U CN202123308673U CN216833655U CN 216833655 U CN216833655 U CN 216833655U CN 202123308673 U CN202123308673 U CN 202123308673U CN 216833655 U CN216833655 U CN 216833655U
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Abstract
The utility model discloses a manifold type platform clearance compensator of high-speed EMUs limit door relates to platform clearance compensator technical field. The coupled station gap compensator includes: cam pedal, drive shaft, gyro wheel, cam groove, left side fixed guide side frame, right side fixed guide side frame, preceding fixed frame, after-fixing frame, left side fixed guide side frame, after-fixing frame, right side fixed guide side frame, preceding fixed frame constitute frame structure, frame structure sets up in the below of high-speed EMUs, the cam pedal sets up in frame structure, preceding fixed frame is hollow structure, the middle part of cam pedal is equipped with the cam groove, the one end of drive shaft is run through before fixed frame and is connected with the door of high-speed EMUs, the other end of drive shaft is connected with the axle center of gyro wheel, the gyro wheel is arranged in the cam groove. The coupled platform clearance compensator is simple in structure, stable in operation and high in reliability, and reduces the failure rate of the platform clearance compensator in the using process.
Description
Technical Field
The utility model relates to a platform clearance compensator technical field specifically, relates to a coupled type platform clearance compensator of high-speed EMUs limit door.
Background
Because there is certain clearance between EMUs and the platform, cause the potential safety hazard for the passenger gets on or off the bus. The platform clearance compensator has the main function that after the motor train unit arrives at a station and the side door is opened, the clearance between the train body and the platform is compensated through the movable plate of the platform clearance compensator, so that passengers are prevented from riding empty, and the safety of the passengers is guaranteed while the passengers get on or off the train.
At present, platform clearance compensators used by high-speed motor train units at home and abroad are mainly divided into a turning plate type and a telescopic type. Because the width of the turning plate is fixed, the gap between the vehicle and the platform has uncertain factors, the gap between the vehicle and the platform is difficult to be completely compensated, and passengers still have the possibility of stepping empty. Compared with a turning plate type compensator, the telescopic compensator is attractive in appearance, can be hidden between floors, and is good in clearance compensation effect, so that the motor train unit is mostly provided with the telescopic compensator. A telescopic platform clearance compensator mainly comprises a telescopic pedal, a transmission rack, a transmission gear, a driving motor, a motor brake, an external electric control device and a corrugated steel plate outer cover. According to the structural characteristics and the working mode of the device and by combining with the actual case, typical faults such as rack clamping stagnation, interference clamping stagnation of a turnover plate buckle and a telescopic pedal, motor clamping stagnation and even clamping stagnation are easy to occur in the application process.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a coupled type platform clearance compensator of high-speed EMUs limit door, this coupled type platform clearance compensator's simple structure, operation are stable, the reliability is high, reduce the fault rate in the platform clearance compensator use.
In order to achieve the technical purpose, the utility model adopts the following technical scheme: a coupled platform clearance compensator of high-speed EMUs limit door includes: cam pedal, drive shaft, gyro wheel, cam groove, left side fixed guide side frame, right side fixed guide side frame, preceding fixed frame, after-fixing frame, left side fixed guide side frame, after-fixing frame, right side fixed guide side frame, preceding fixed frame constitute frame structure, frame structure sets up in the below of high-speed EMUs, the cam pedal sets up in frame structure, preceding fixed frame is hollow structure, the middle part of cam pedal is equipped with the cam groove, the one end of drive shaft is run through before fixed frame and is connected with the door of high-speed EMUs, the other end of drive shaft is connected with the axle center of gyro wheel, the gyro wheel is arranged in the cam groove.
Furthermore, the left side of the cam pedal is connected with the left fixed guide rail side frame through a left rolling assembly, and the right side of the cam pedal is connected with the right fixed guide rail side frame through a right rolling assembly.
Furthermore, the cam pedal is fixedly connected with a left rolling assembly, and the left rolling assembly is slidably connected with a left fixed guide rail side frame through a guide rail; the cam pedal is fixedly connected with the right rolling assembly, and the right rolling assembly is connected with the right fixed guide rail side frame in a sliding mode through a guide rail.
Further, the cam groove includes: the horizontal groove is connected with one end of the second arc groove section, and the other end of the second arc groove section is connected with the third arc groove section.
Further, the cam groove further includes: the first arc groove section is connected with the other end of the horizontal groove.
Furthermore, a groove is formed in the left front end of the cam pedal, the length of the groove is equal to the sum of horizontal components of the movement of the roller on the second arc groove section and the third arc groove section, and the depth of the groove is equal to the sum of vertical components of the movement of the roller on the second arc groove section and the third arc groove section.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses carry out the coupling with platform clearance compensator and EMUs limit door through the drive shaft of EMUs limit door, with the cooperation motion of cam groove and gyro wheel, the telescopic footboard of formation replaces rack and pinion meshing transmission, no longer is equipped with the power supply alone, simple structure, and reliable operation has avoided current telescopic platform clearance compensator's common fault problem, satisfies automobile body lightweight purpose simultaneously. And simultaneously, the utility model discloses a shape to the cam groove changes, can satisfy the high-speed motor car side door type of different grade type, the utility model discloses manifold type platform clearance compensator is convenient for make, install, maintain and popularize and apply.
Drawings
FIG. 1 is a schematic structural view of the coupled platform clearance compensator of the side door of the high-speed motor train unit of the present invention;
fig. 2 is a schematic structural view of the coupled platform clearance compensator of the high-speed motor train unit side door for the sliding-plug door of the present invention;
fig. 3 is a schematic structural view of the coupled platform clearance compensator of the high-speed motor train unit side door for the side sliding door of the present invention;
the automobile door-opening device comprises a door 1, a cam pedal 2, a driving shaft 3, a roller 4, a cam groove 5, a rolling assembly on the left side 6, a rolling assembly on the right side 7, a fixed guide rail side frame on the left side 8, a fixed guide rail side frame on the right side 9, a fixed frame on the front 10, a fixed frame on the rear 11, a first arc groove section 51, a second arc groove section 52 and a third arc groove section 53.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
As fig. 1 does the utility model discloses the structural schematic diagram of the coupled type platform clearance compensator of high-speed EMUs side door, this coupled type platform clearance compensator includes: cam pedal 2, drive shaft 3, gyro wheel 4, cam groove 5, left side fixed guide rail side frame 8, right side fixed guide rail side frame 9, preceding fixed frame 10, back fixed frame 11, left side fixed guide rail side frame 8, back fixed frame 11, right side fixed guide rail side frame 9, preceding fixed frame 10 constitutes the frame structure, the frame structure sets up in the below of high-speed EMUs, cam pedal 2 sets up in the frame structure, preceding fixed frame 10 is hollow structure, the middle part of cam pedal 2 is equipped with cam groove 5, fixed frame 10 is connected with high-speed EMUs's door 1 before drive shaft 3's one end runs through, the other end of drive shaft 3 is connected with the axle center of gyro wheel 4, gyro wheel 4 is located in cam groove 5. Through drive shaft 3 and gyro wheel 4 on the high-speed EMUs door 1 be connected for gyro wheel 4 moves on cam groove 5 on cam footboard 2, cam groove 5 and gyro wheel 4's cooperation motion, the telescopic footboard of formation replaces rack and pinion meshing transmission, no longer is equipped with the power supply alone, simple structure, and reliable operation has avoided the common fault problem of current telescopic platform clearance compensator, satisfies the lightweight purpose of automobile body simultaneously.
In the utility model, the left side of the cam pedal 2 is connected with the left fixed guide rail side frame 8 through the left rolling component 6, specifically, the cam pedal 2 is fixedly connected with the left rolling component 6, and the left rolling component 6 is connected with the left fixed guide rail side frame 8 through the guide rail in a sliding way; the right side of the cam pedal 2 is connected with the right fixed guide rail side frame 9 through the right rolling component 7, specifically, the cam pedal 2 is fixedly connected with the right rolling component 7, and the right rolling component 7 is connected with the right fixed guide rail side frame 9 through a guide rail in a sliding manner. Through left side rolling assembly 6 and left side fixed guide side frame 8 through guide rail sliding connection and right side rolling assembly 7 and right side fixed guide side frame 9 through guide rail sliding connection for recess footboard 2 can carry out concertina movement along the guide rail.
In an aspect of the present invention, the cam groove 5 includes: the first arc groove section 51, the second arc groove section 52, the third arc groove section 53 and the horizontal groove, the one end of horizontal groove is connected with the one end of second arc groove section 52, the other end and the third arc groove section 53 of second arc groove section 52 are connected, first arc groove section 51 is connected with the other end of horizontal groove. And simultaneously, the utility model discloses well cam footboard 2's left front end is equipped with the recess, and the length of recess equals the horizontal component sum that gyro wheel 4 moved on second circular arc groove section 52 and third circular arc groove section 53, and the degree of depth of recess equals the vertical component sum that gyro wheel 4 moved on second circular arc groove section 52 and third circular arc groove section 53. This coupled type platform clearance compensator is through being equipped with first circular arc groove section 51 on cam groove 5 for during gyro wheel 4 moves on first circular arc groove section 51 on cam groove 5, when moving to the horizontal groove limit end that is close to first circular arc groove section 51 one side, door 1 can accomplish the outward pendulum action, makes this coupled type platform clearance compensator be applicable to the stopper sliding door.
In an aspect of the present invention, the cam groove 5 includes: the second arc groove section 52, the third arc groove section 53 and the horizontal groove, one end of the horizontal groove is connected with one end of the second arc groove section 52, and the other end of the second arc groove section 52 is connected with the third arc groove section 53. And simultaneously, the utility model discloses well cam pedal 2's left front end is equipped with the recess, and the length of recess equals the horizontal component sum of gyro wheel 4 motion on second circular arc groove section 52 and third circular arc groove section 53, and the degree of depth of recess equals the vertical component sum of gyro wheel 4 motion on second circular arc groove section 52 and third circular arc groove section 53. The coupled platform clearance compensator is suitable for a side sliding door.
Example 1
As shown in fig. 2, the utility model is suitable for a working process of coupled platform clearance compensator of high-speed EMUs limit door of stopper sliding door specifically is: when the motor train unit arrives at a station to drive the vehicle door to operate from a closed state to a full-open state, the driving shaft 3 fixedly connected with the vehicle door 1 drives the roller 4 to move on the first arc groove section 51 on the cam groove 5, when the roller 4 moves to the edge end of the horizontal groove close to one side of the first arc groove section 51, the vehicle door 1 completes outward swinging movement, then the roller 4 moves on the horizontal groove to the edge end of the second arc groove section 52 close to one end of the horizontal groove along with the driving shaft 3 connected with the vehicle door, in the process, the cam pedal 2 keeps relatively static relative to the front fixed frame 10 and the rear fixed frame 11, and the vehicle door 1 moves relative to the frame structure from the right fixed guide rail side frame 9 to the left fixed guide rail side frame 9; when the vehicle door 1 continues to move to the fully open state, the driving shaft 3 drives the roller 4 to move from the second arc groove section 52 to the third arc groove section 53 along the cam groove 5, and in the process, the cam pedal 2 moves towards the direction of the front fixed frame 10 relative to the rear fixed frame 11 in the guide rail grooves of the left fixed guide rail side frame 8 and the right fixed guide rail side frame 9 respectively through the left rolling assembly 6 and the right rolling assembly 7, so as to complete the extending action of the pedal, thereby compensating the platform gap. When the vehicle door runs from the fully-opened state to the fully-closed state, the vehicle door 1 drives the driving shaft 3 to move from the third arc groove section 53 to the second arc groove section 52 through the roller 4, and the retraction of the pedal is completed in the process; when the second circular arc groove section 52 moves to the edge end of the first circular arc groove section 51, the vehicle door is completely closed in the process, and the cam pedal 2 retracts into the frame body structure and is relatively static.
Example 2
As fig. 3 does the utility model is a structural schematic diagram of the coupled type platform clearance compensator of the high-speed EMUs limit door suitable for side sliding door, this coupled type platform clearance compensator of high-speed EMUs limit door suitable for side sliding door's working process specifically is: when the motor train unit arrives at a station to drive the vehicle door to operate from a closed state to a full-open state, the driving shaft 3 fixedly connected with the vehicle door 1 drives the roller 4 to move on the horizontal groove on the cam groove 5 to the edge end of the second arc groove section 52 close to one end of the horizontal groove, in the process, the cam pedal 2 keeps relatively static relative to the front fixed frame 10 and the rear fixed frame 11, and the vehicle door 1 moves relative to the frame body structure from the right fixed guide rail side frame 9 to the left fixed guide rail side frame 9; when the vehicle door 1 continues to move to the fully open state, the driving shaft 3 drives the roller 4 to move from the second arc groove section 52 to the third arc groove section 53 along the cam groove 5, and in the process, the cam pedal 2 moves towards the direction of the front fixed frame 10 relative to the rear fixed frame 11 in the guide rail grooves of the left fixed guide rail side frame 8 and the right fixed guide rail side frame 9 respectively through the left rolling assembly 6 and the right rolling assembly 7, so as to complete the extending action of the pedal, thereby compensating the platform gap. When the vehicle door runs from the fully-opened state to the fully-closed state, the vehicle door 1 drives the driving shaft 3 to move from the third arc groove section 53 to the second arc groove section 52 through the roller 4, and the retraction of the pedal is completed in the process; when the second arc groove section 52 moves to the edge end of the horizontal groove, the vehicle door is completely closed, and the cam pedal 2 retracts into the frame structure and is relatively static.
The utility model discloses the coupled type platform clearance compensator of high-speed EMUs limit door is through the high-speed EMUs limit door of considering the different grade type at switching in-process movement track, changes the shape of cam groove 5, can satisfy the high-speed motor car limit door type of different grade type. On the basis of guaranteeing that coupled type platform clearance compensator simple structure, reasonable, the utility model discloses a coupled type platform clearance compensator's application scope is wide, be convenient for make, install, maintain.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides a coupled type platform clearance compensator of high-speed EMUs limit door which characterized in that includes: a cam pedal (2), a driving shaft (3), a roller (4), a cam groove (5), a left fixed guide rail side frame (8), a right fixed guide rail side frame (9), a front fixed frame (10) and a rear fixed frame (11), the left fixed guide rail side frame (8), the rear fixed frame (11), the right fixed guide rail side frame (9) and the front fixed frame (10) form a frame body structure, the frame structure is arranged below the high-speed motor train unit, the cam pedal (2) is arranged in the frame structure, the front fixing frame (10) is of a hollow structure, the middle part of the cam pedal (2) is provided with a cam groove (5), one end of the driving shaft (3) penetrates through the front fixed frame (10) and is connected with a vehicle door (1) of the high-speed motor train unit, the other end of the driving shaft (3) is connected with the axle center of the roller (4), and the roller (4) is positioned in the cam groove (5).
2. The coupled platform clearance compensator for the side door of the high-speed motor train unit according to claim 1, wherein the left side of the cam pedal (2) is connected with the left fixed guide rail side frame (8) through a left rolling assembly (6), and the right side of the cam pedal (2) is connected with the right fixed guide rail side frame (9) through a right rolling assembly (7).
3. The coupled platform clearance compensator for the side door of the high-speed motor train unit according to claim 2, wherein the cam pedal (2) is fixedly connected with a left rolling assembly (6), and the left rolling assembly (6) is slidably connected with a left fixed guide rail side frame (8) through a guide rail; the cam pedal (2) is fixedly connected with the right rolling component (7), and the right rolling component (7) is connected with the right fixed guide rail side frame (9) in a sliding mode through a guide rail.
4. The coupled platform clearance compensator of the high speed motor train unit side door according to claim 1, wherein the cam groove (5) comprises: the device comprises a second arc groove section (52), a third arc groove section (53) and a horizontal groove, wherein one end of the horizontal groove is connected with one end of the second arc groove section (52), and the other end of the second arc groove section (52) is connected with the third arc groove section (53).
5. The coupled platform clearance compensator of the high speed motor train unit side door according to claim 4, wherein the cam groove (5) further comprises: and the first arc groove section (51), wherein the first arc groove section (51) is connected with the other end of the horizontal groove.
6. The coupled platform clearance compensator for the side door of the high-speed motor train unit according to claim 4, wherein the left front end of the cam pedal (2) is provided with a groove, the length of the groove is equal to the sum of the horizontal components of the movement of the roller (4) on the second arc groove section (52) and the third arc groove section (53), and the depth of the groove is equal to the sum of the vertical components of the movement of the roller (4) on the second arc groove section (52) and the third arc groove section (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123308673.8U CN216833655U (en) | 2021-12-27 | 2021-12-27 | Coupled platform clearance compensator of high-speed EMUs side door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123308673.8U CN216833655U (en) | 2021-12-27 | 2021-12-27 | Coupled platform clearance compensator of high-speed EMUs side door |
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| Publication Number | Publication Date |
|---|---|
| CN216833655U true CN216833655U (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123308673.8U Active CN216833655U (en) | 2021-12-27 | 2021-12-27 | Coupled platform clearance compensator of high-speed EMUs side door |
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| Country | Link |
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| CN (1) | CN216833655U (en) |
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- 2021-12-27 CN CN202123308673.8U patent/CN216833655U/en active Active
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