CN207360323U - Telescopic electric foot pedal - Google Patents
Telescopic electric foot pedal Download PDFInfo
- Publication number
- CN207360323U CN207360323U CN201721088262.3U CN201721088262U CN207360323U CN 207360323 U CN207360323 U CN 207360323U CN 201721088262 U CN201721088262 U CN 201721088262U CN 207360323 U CN207360323 U CN 207360323U
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- movable frame
- latch release
- release shaft
- supporting frame
- fan
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Abstract
The utility model discloses a kind of telescopic electric foot pedal, including PLC controller and supporting frame, equipped with movable frame, manual cam unlocking mechanism and for driving movable frame to stretch out the driving mechanism of retraction supporting frame in supporting frame, driving mechanism has the function of to lock movable frame after movable frame stretches in place, movable frame is fixed with the pedal for covering gap between car body and platform by supporting frame rolling support, movable frame external part.The utility model is installed at train body car door, it is stretched by motor driving pedal, and pedal can cover in gap between car body and platform when stretching out, and when contraction can be hidden in car body；After train arrival, the length that pedal stretches out accurately is controlled by PLC controller, to realize the slitless connection of car body and platform；When have a power failure or motor in the event of failure, manually cam unlocking mechanism unlocks, just can be by pedal manual withdrawal, and manual cam unlocking mechanism has compact-sized, simple, maintainability good and high reliability.
Description
Technical field
Compartment technical field is the utility model is related to, especially a kind of telescopic electric foot pedal.
Background technology
At present, in track transportation industry, since each platform distance train door distance differs, when passenger gets on or off the bus
Need across gap, the safety problem fallen down in gap of stepping on there are foot.Therefore, it is necessary to one kind can compensate for car body and platform it
Between gap device.202783218 U of patent No. CN disclose a kind of compartment and platform secure connection springboard, springboard master
The side long side of body connects a movable hinge, which is screwed on the pedal on train doorway.Train arrival
Afterwards, attendant, which outward overturns springboard, can connect platform, this structure solves the clearance issues between car body and platform, but
There are the problem of be to need attendant's manual overturning springboard, it is impossible to realize automated control.
Utility model content
The technical problems to be solved in the utility model is：Overcome deficiency in the prior art, there is provided one kind can be realized automatic
Change the telescopic electric foot pedal of control.
Technical solution is used by the utility model solves its technical problem：A kind of telescopic electric foot pedal, including
Controller and supporting frame, supporting frame is interior to be equipped with movable frame, manual cam unlocking mechanism and for driving movable frame to stretch out retraction
The driving mechanism of supporting frame, driving mechanism have the function of to lock movable frame after movable frame stretches in place, manual cam solution
Latch mechanism is used to unlock locked movable frame, and by supporting frame rolling support, movable frame external part is fixed with for hiding movable frame
The pedal in gap between lid car body and platform.
The movable frame both sides are respectively equipped with least a pair of of supporting rollern, and supporting frame both sides are then respectively equipped with the corresponding branch of support
Hold the grooved track of roller；Movable frame both sides further respectively have a pair of of guide roller, and guide roller is rolled with grooved track madial wall
Dynamic contact；
Crossbeam is fixed with movable frame, a pair of of insulation displacement connector is fixed with crossbeam；
The driving mechanism include being separately positioned on motor on supporting frame, level synchronization belt driver, transmission shaft and
A pair of of secondary synchronization belt driver, motor have brake and the release lever for unlock, secondary synchronization belt driver
Synchronous belt be connected on crossbeam on corresponding insulation displacement connector, during motor forward or reverse, pass sequentially through level synchronization V belt translation dress
Put, the insulation displacement connector on transmission shaft and a pair of of secondary synchronization belt driver driving crossbeam moves back and forth, and then drives movable frame to stretch
Go out and be retracted supporting frame, after movable frame is moved into place, electromotor brake action, movable frame is locked.
The manual cam unlocking mechanism is arranged on motor side, including the bearing being fixed on supporting frame, turns on bearing
It is dynamic to be supported by latch release shaft, cam is fixed with latch release shaft, cam working face offsets with motor release lever, and unlock is rotated when manual
When 90 ° of axis is to unlocked position, latch release shaft band moving cam pushing motor release lever realizes unlock, and manual cam unlocking mechanism is also wrapped
Include positioner, auxiliary locator and the rotating limit device for limiting latch release shaft slewing area.
The rotating limit device includes fan-shaped limited block and collision bead body, collision bead body and is fixed on bearing, fan-shaped limited block
It is fixed in latch release shaft, fan-shaped limited block arc surface both sides have the stopping dam radially protruded respectively, and two stopping dams exist
The rotation for realizing fan-shaped limited block and latch release shaft by the cooperation with collision bead body during fan-shaped limited block forward or reverse limits
Position.
The positioner includes the steel ball and spring being arranged on collision bead body, and a contraposition is equipped between two stopping dam
Axial notch on fan-shaped limited block arc surface, when latch release shaft band moving cam and fan-shaped limited block rotate 90 ° to unlocked position
When, the steel ball on collision bead body is caught in the solution locking that latch release shaft is wherein realized in an axial notch under the action of spring restoring force
Position；When latch release shaft band moving cam and fan-shaped limited block, which rotate backward 90 °, to be resetted, the steel ball on collision bead body is in spring restoring force
Be caught under effect realize latch release shaft in another axial notch do not solve locking bit
The auxiliary locator includes the shrapnel being fixed on bearing, is milled with the latch release shaft periphery a pair of mutual
Vertical facet, when latch release shaft band moving cam rotates 90 ° to unlocked position with fan-shaped limited block, shrapnel free end is suppressed
On one of facet；When latch release shaft band moving cam and fan-shaped limited block, which rotate backward 90 °, to be resetted, shrapnel free end then by
Step is suppressed to another facet.
The manual cam unlocking mechanism further includes the unlock location switch being fixed on supporting frame, when latch release shaft drive is convex
When wheel and fan-shaped limited block rotate 90 ° to unlocked position, latch release shaft realizes the same of unlock with moving cam pushing motor release lever
When, the working face of cam also triggers unlock location switch, and signal is fed back to controller, prevents from causing because latch release shaft does not reset
Motor malfunctions.
The movable frame side is additionally provided with a pair of stroke dog spaced apart, and the supporting frame respective side is then equipped with
A pair of travel switch to match with two stroke dogs.
Outline border is fixed with the supporting frame, outline border upper end is fixed with the suspended pedal trampled for passenger, detachably steps on
Plate is equipped with the jack for being inserted into corner key for people and rotating latch release shaft unlock manually.
The movable frame external part is fixed with anti-collision rubber bar.
The beneficial effects of the utility model are：The utility model is installed at train body car door, it is driven by motor
Pedal stretches, and pedal can cover in gap between car body and platform when stretching out, and when contraction can be hidden in car body；Train
After arriving at a station, the length that pedal stretches out accurately is controlled by PLC controller, to realize the slitless connection of car body and platform；When have a power failure or
In the event of failure, manually cam unlocking mechanism unlocks motor, can just have pedal manual withdrawal, manual cam unlocking mechanism
Compact-sized, simple, maintainability is good and high reliability；The utility model instead of previous manual hand manipulation and overturn jump
The design of plate, realizes the automated control of telescopic pedal extension elongation, has larger social benefit and economic value.
Brief description of the drawings
The utility model is further illustrated with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the explosive view of the utility model；
Fig. 3 is the enlarged drawing at M in Fig. 2；
Fig. 4 is the enlarged drawing at H in Fig. 2；
Fig. 5 is the structure diagram of the manual non-released state of cam unlocking mechanism of the utility model；
Fig. 6 is the structure diagram of the manual cam unlocking mechanism released state of the utility model.
In figure：1. supporting frame；2. movable frame；3. pedal；4. supporting rollern；5. grooved track；6. guide roller；It is 7. horizontal
Beam；8. motor；9. level synchronization belt driver；10. transmission shaft；11. secondary synchronization belt driver；12. brake；13.
Release lever；14. castellated plates；15. pressing plate；16. bearing；17. latch release shaft；18. cam；19. fan-shaped limited block；20. collision bead body；
21. stopping dam；22. axial notch；23. shrapnel；24. facet；25. unlock location switch；26. stroke dog；27. stroke is opened
Close；28. outline border；29. suspended pedal；30. jack；31. anti-collision rubber bar；32. screw.
Embodiment
The utility model is further described presently in connection with attached drawing.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the utility model, therefore it only shows the composition related with the utility model.
A kind of telescopic electric foot pedal as shown in Fig. 1,2,3 and 4, including controller (not shown) and supporting frame
1, controller is PLC controller, and 1 bottom of supporting frame is fixed with bottom plate, movable frame 2, manual cam solution lock machine are equipped with supporting frame 1
Structure and the driving mechanism that supporting frame 1 is retracted for driving movable frame 2 to stretch out, driving mechanism have when movable frame 2 is flexible in place
The function that movable frame 2 is locked afterwards, manual cam unlocking mechanism are used to unlock locked movable frame 2, and movable frame 2 is by supporting frame
1 rolling support, 2 external part of movable frame are fixed with the pedal 3 for covering gap between car body and platform, and pedal 3 is anti-skidding flower
Line aluminium sheet.
2 both sides of movable frame are respectively equipped with two pairs of supporting rollerns 4, and 1 both sides of supporting frame are then respectively equipped with the corresponding branch of support
The grooved track 5 of roller 4 is held, grooved track 5 is connected as a single entity with supporting frame 1；2 both sides of movable frame further respectively have a pair of of orienting roll
Wheel 6, guide roller 6 is in rolling contact with 5 madial wall of grooved track；
Crossbeam 7 is fixed with movable frame 2, a pair of of insulation displacement connector is fixed with crossbeam 7；
The driving mechanism includes the motor 8, level synchronization belt driver 9, biography being separately positioned on 1 bottom plate of supporting frame
Moving axis 10 and a pair of of secondary synchronization belt driver 11, motor 8 has brake 12 and the release lever 13 for unlock, two level
The synchronous belt of synchronous belt transmission device 11 is connected on crossbeam 7 on corresponding insulation displacement connector, during 8 forward or reverse of motor, is led to successively
Crossing level synchronization belt driver 9, transmission shaft 10 and a pair of of secondary synchronization belt driver 11 drives the insulation displacement connector on crossbeam 7 past
It is multiple mobile, and then drive movable frame 2 to stretch out retraction supporting frame 1, after movable frame 2 is moved into place, 8 brake 12 of motor acts, will
Movable frame 2 locks at an arbitrary position, and at this time, movable frame 2 can neither stretch out, and can not be retracted.
Motor 8 is the servo deceleration motor with release lever 13 and brake 12, it is fixed on the bottom plate of supporting frame 1,
The motor 8 is the prior art, belongs to outsourcing piece, and brake 12 is fixed on servo deceleration motor tail end, and release lever 13 is arranged on
It is connected between brake 12 and servo deceleration motor and with brake 12, after the power-off of servo deceleration motor, brake 12 is immediately
Act servo deceleration rotor axis of electric braking and locking；Pull release lever 13, you can unlock servo deceleration rotor axis of electric；Pine
Release lever 13 is opened, after release lever 13 resets under spring force, brake 12 is again by servo deceleration rotor axis of electric
Locking；During servo deceleration electrical power, brake 12 unlocks servo deceleration rotor axis of electric at once, does not interfere with servo deceleration electricity
The operating of machine.
Insulation displacement connector includes castellated plates 14 and pressing plate 15, and the synchronous belt of secondary synchronization belt driver 11 is placed in castellated plates 14
Between pressing plate 15, the tooth in castellated plates 14 is meshed with the tooth on synchronous belt, and three then is fixed on horizontal stroke using fastener
On beam 7.
Level synchronization belt driver 9, transmission shaft 10 and a pair of of secondary synchronization belt driver 11 are arranged on supporting frame 1
On bottom plate, transmission shaft 10 is wrapped respectively by bottom plate rotational support, level synchronization belt driver 9 and secondary synchronization belt driver 11
Include main pulley, be connected from belt wheel and synchronous belt, main pulley by synchronous belt with from belt wheel transmission, level synchronization belt driver 9
Main pulley be fixed on the output shaft of motor 8, be then fixed on transmission shaft 10 from belt wheel, secondary synchronization belt driver 11
Main pulley is also secured on transmission shaft 10, the slave belt wheel of secondary synchronization belt driver 11 then by 1 bottom plate rotational support of supporting frame,
Motor 8 drives transmission shaft 10 to rotate by level synchronization belt driver 9, and transmission shaft 10 drives secondary synchronization belt driver 11
Synchronous belt operating, which drives movable frame 2 to stretch out retraction supporting frame 1 by insulation displacement connector on crossbeam 7.
As it can be seen in figures 5 and 6, the manual cam unlocking mechanism is arranged on 8 side of motor, including it is fixed on 1 bottom of supporting frame
Bearing 16 (for clear expression internal structure, bearing 16 uses half-sectional expression) on plate, rotational support has latch release shaft on bearing 16
17, cam 18 is fixed with latch release shaft 17, and 18 working face of cam offsets with 8 release lever 13 of motor, when train arrival movable frame 2
After stretching, occur to have a power failure or motor 8 in the event of failure, rotate 17 90 ° of latch release shaft to unlocked position, latch release shaft 17 manually and then drive
18 pushing motor of cam, 8 release lever 13 realizes unlock, and after unlock, 8 armature spindle of motor is in non-on-position, at this time, you can
Manual refraction movable frame 2；When rotating backward 17 90 ° of latch release shaft to non-unlocked position manually, latch release shaft 17 is multiple with moving cam 18
Position, while 8 release lever 13 of motor automatically resets, brake 12 continues to lock 8 armature spindle of motor, manual cam unlocking mechanism
Further include positioner, auxiliary locator and the rotating limit device for limiting 17 slewing area of latch release shaft.
The rotating limit device includes fan-shaped limited block 19 and collision bead body 20, collision bead body 20 and is fixed on bearing 16, fans
Shape limited block 19 is fixed in latch release shaft 17, and fan-shaped 19 arc surface both sides of limited block have the backstop radially protruded respectively
Bar 21, two stopping dams 21 form the first limit point and the second limit point by the cooperation with collision bead body 20；When latch release shaft 17
When band moving cam 18 and fan-shaped limited block 19 rotate 90 ° to unlocked position, cam 18 unlocks motor 8, then, latch release shaft 17 after
When continuous band moving cam 18 and fan-shaped limited block 19 turn to the first limit point, the stopping dam 21 and collision bead of fan-shaped 19 side of limited block
20 side of body offsets and forces 17 rotation stop of latch release shaft；When latch release shaft 17 is rotated backward to not with moving cam 18 and fan-shaped limited block 19
During unlocked position, cam 18 and 8 release lever 13 of motor reset, and then, latch release shaft 17 continues band moving cam 18 and sector is spacing
When block 19 is rotated backward to the second limit point, the stopping dam 21 of fan-shaped 19 opposite side of limited block and 20 opposite side of collision bead body offset and
Equally force 17 rotation stop of latch release shaft, rotating limit device by the cooperations of two stopping dams 21 and collision bead body 20, realize cam 18,
The rotary spacing of 17 three of fan-shaped limited block 19 and latch release shaft.
The positioner includes the steel ball (not shown) and spring (not shown) being arranged on collision bead body 20,
For steel ball and spring positioned at being arranged in the blind hole on collision bead body 20, steel ball protrudes blind hole and sector under the action of spring restoring force
19 arc surface of limited block offsets, and it is recessed that an axial direction being pointed on fan-shaped 19 arc surface of limited block is equipped between two stopping dam 21
Groove 22, when latch release shaft 17 rotates 90 ° to unlocked position with moving cam 18 and fan-shaped limited block 19, cam 18 unlocks motor 8,
Steel ball on collision bead body 20 is then caught under the action of spring restoring force wherein realizes latch release shaft 17 in an axial notch 22
Solve locking bit；When latch release shaft 17 rotates backward 90 ° to non-unlocked position with moving cam 18 and fan-shaped limited block 19,18 He of cam
8 release lever 13 of motor resets, and the steel ball on collision bead body 20 is caught in another axial notch again under the action of spring restoring force
In 22, locking bit is not solved so as to fulfill latch release shaft 17.
The auxiliary locator includes the shrapnel 23 being fixed on by screw 32 on bearing 16, and the latch release shaft 17 is cylindrical
A pair of orthogonal facet 24 is milled with face, is extremely solved when latch release shaft 17 rotates 90 ° with moving cam 18 and fan-shaped limited block 19
During lock position, 23 free end of shrapnel is suppressed wherein on a facet 24, and cam 18 unlocks motor 8；When 17 band of latch release shaft
When moving cam 18 and fan-shaped limited block 19 rotate backward 90 ° to non-unlocked position, 23 free end of shrapnel is then progressively suppressed to another
On a facet 24, in the process, cam 18 and 8 release lever 13 of motor reset, and auxiliary locator is except playing auxiliary
Outside the effect of above-mentioned positioner positioning latch release shaft 17, feel when rotating latch release shaft 17 manually can also be increased.
The manual cam unlocking mechanism further includes the unlock location switch 25 being fixed on 1 bottom plate of supporting frame, works as unlock
When axis 17 rotates 90 ° to unlocked position with moving cam 18 and fan-shaped limited block 19, latch release shaft 17 is released with 18 pushing motor 8 of moving cam
While handle 13 of letting go realizes unlock, the working face of cam 18 also triggers unlock location switch 25, and signal is fed back to PLC controls
Device, prevent because latch release shaft 17 does not reset and so that motor 8 malfunctions；When cam 18 resets, triggering unlock location switch 25 is at the same time
Reset.
2 side of movable frame is additionally provided with a pair of stroke dog 26 spaced apart, and 1 respective side of supporting frame is then
Equipped with a pair of travel switch 27 to match with two stroke dogs 26, stroke dog 26 and travel switch 27 are used to control movable frame
2 stretch out the extreme position of retraction supporting frame 1.
Outline border 28 is fixed with the supporting frame 1,28 upper end of outline border is fixed with the suspended pedal 29 trampled for passenger, can
Dismounting pedal 29 is equipped with the jack 30 for being inserted into corner key (not shown) for people and rotating the unlock of latch release shaft 17 manually, uses
Corner key pulls the square body for being arranged on 17 upper end of latch release shaft, you can rotates latch release shaft 17 and unlocks.
To prevent passenger from coming to harm, 2 external part of movable frame is fixed with anti-collision rubber bar 31.
Since the distance of each platform and car body of train process differs, thus the distance of car body and each platform need to be joined
Number, advance programmed is input in PLC controller, and after train arrival, PLC controller just can accurately control the driving of motor 8 to move
The length that dynamic frame 2 extends and retracts, so as to fulfill car body and the slitless connection of platform.
In the present embodiment, supporting frame 1 supports and is oriented to shifting by the way of guide roller 6 is combined using supporting rollern 4
Dynamic frame 2, can also select supporting frame 1 to pass through line slideway to support and this alternative of guiding movement frame 2.
The above embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with this skill
The personage of art can understand the content of the utility model and be carried out, and the protection model of the utility model can not be limited with this
Enclose, all equivalent change or modifications made according to the utility model Spirit Essence, should all cover the protection model in the utility model
In enclosing.
Claims (10)
1. a kind of telescopic electric foot pedal, it is characterized in that：Including controller and supporting frame, movable frame, hand are equipped with supporting frame
Moving cam unlocking mechanism and the driving mechanism that supporting frame is retracted for driving movable frame to stretch out, driving mechanism, which has, works as movable frame
The flexible function of in place afterwards locking movable frame, manual cam unlocking mechanism are used to unlocking locked movable frame, movable frame by
Supporting frame rolling support, movable frame external part are fixed with the pedal for covering gap between car body and platform.
2. telescopic electric foot pedal according to claim 1, it is characterized in that：The movable frame both sides are respectively equipped with least
A pair of of supporting rollern, supporting frame both sides are then respectively equipped with the grooved track of the corresponding supporting rollern of support；Also distinguish movable frame both sides
Equipped with a pair of of guide roller, guide roller is in rolling contact with grooved track madial wall；
Crossbeam is fixed with movable frame, a pair of of insulation displacement connector is fixed with crossbeam；
The driving mechanism includes motor, level synchronization belt driver, transmission shaft and a pair being separately positioned on supporting frame
Secondary synchronization belt driver, motor have brake and a release lever for unlock, secondary synchronization belt driver it is same
Step band is connected on crossbeam on corresponding insulation displacement connector, during motor forward or reverse, is passed sequentially through level synchronization belt driver, is passed
Insulation displacement connector on moving axis and a pair of of secondary synchronization belt driver driving crossbeam moves back and forth, and then drives movable frame to stretch out retraction
Supporting frame, after movable frame is moved into place, electromotor brake action, movable frame is locked.
3. telescopic electric foot pedal according to claim 1, it is characterized in that：The manual cam unlocking mechanism is arranged on
Motor side, including the bearing being fixed on supporting frame, rotational support has latch release shaft on bearing, and cam is fixed with latch release shaft,
Cam working face offsets with motor release lever, and when rotating 90 ° of latch release shaft to unlocked position manually, latch release shaft band moving cam pushes away
Dynamic motor release lever realizes unlock, and manual cam unlocking mechanism further includes positioner, auxiliary locator and for limiting
The rotating limit device of latch release shaft slewing area.
4. telescopic electric foot pedal according to claim 3, it is characterized in that：The rotating limit device includes fan-shaped limit
Position block and collision bead body, collision bead body are fixed on bearing, and fan-shaped limited block is fixed in latch release shaft, fan-shaped limited block arc surface both sides
There is the stopping dam radially protruded respectively, two stopping dams are during fan-shaped limited block forward or reverse by with touching
Fan-shaped limited block and the rotary spacing of latch release shaft are realized in the cooperation of bead.
5. telescopic electric foot pedal according to claim 4, it is characterized in that：The positioner includes being arranged on collision bead
Steel ball and spring on body, an axial notch being pointed on fan-shaped limited block arc surface is equipped between two stopping dam, when
When latch release shaft band moving cam and fan-shaped limited block rotate 90 ° to unlocked position, the work of steel ball on collision bead body in spring restoring force
The solution locking bit that latch release shaft is wherein realized in an axial notch is caught under；When latch release shaft band moving cam and fan-shaped limited block are anti-
Solution is realized to when rotating 90 ° of resets, the steel ball on collision bead body is caught under the action of spring restoring force in another axial notch
Lock shaft does not solve locking bit.
6. telescopic electric foot pedal according to claim 3, it is characterized in that：The auxiliary locator includes being fixed on
Shrapnel on bearing, a pair of orthogonal facet is milled with the latch release shaft periphery, when latch release shaft band moving cam and fan
When shape limited block rotates 90 ° to unlocked position, shrapnel free end is suppressed wherein on a facet；When latch release shaft band moving cam
When rotating backward 90 ° of resets with fan-shaped limited block, shrapnel free end is then progressively suppressed to another facet.
7. telescopic electric foot pedal according to claim 3, it is characterized in that：The manual cam unlocking mechanism further includes
The unlock location switch being fixed on supporting frame, when latch release shaft band moving cam rotates 90 ° to unlocked position with fan-shaped limited block,
While latch release shaft band moving cam pushing motor release lever realizes unlock, the working face of cam also triggers unlock location switch,
Signal is fed back into controller, prevents from because latch release shaft does not reset motor being malfunctioned.
8. telescopic electric foot pedal according to claim 1 or 2, it is characterized in that：The movable frame side is additionally provided with one
To stroke dog spaced apart, the supporting frame respective side is then equipped with a pair of stroke to match with two stroke dogs and opens
Close.
9. telescopic electric foot pedal according to claim 1 or 2, it is characterized in that：Outline border is fixed with the supporting frame,
Outline border upper end is fixed with the suspended pedal trampled for passenger, and suspended pedal is equipped with to be turned manually for people's insertion corner key
The jack of dynamic latch release shaft unlock.
10. telescopic electric foot pedal according to claim 1 or 2, it is characterized in that：The movable frame external part is fixed with
Anti-collision rubber bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721088262.3U CN207360323U (en) | 2017-08-28 | 2017-08-28 | Telescopic electric foot pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721088262.3U CN207360323U (en) | 2017-08-28 | 2017-08-28 | Telescopic electric foot pedal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207360323U true CN207360323U (en) | 2018-05-15 |
Family
ID=62351361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721088262.3U Active CN207360323U (en) | 2017-08-28 | 2017-08-28 | Telescopic electric foot pedal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207360323U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109159791A (en) * | 2018-10-17 | 2019-01-08 | 南京康尼机电股份有限公司 | City rail vehicle type gate ladder integrated mechanism |
| WO2020177161A1 (en) * | 2019-03-05 | 2020-09-10 | 方大智创科技有限公司 | Locking device |
| CN114562523A (en) * | 2020-11-27 | 2022-05-31 | 贵州振华群英电器有限公司（国营第八九一厂） | Self-feedback multifunctional brake, cam mechanism and cam link mechanism |
| CN114771586A (en) * | 2022-05-12 | 2022-07-22 | 常州市新创智能科技有限公司 | Vehicle body bottom plate opening and closing device |
-
2017
- 2017-08-28 CN CN201721088262.3U patent/CN207360323U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109159791A (en) * | 2018-10-17 | 2019-01-08 | 南京康尼机电股份有限公司 | City rail vehicle type gate ladder integrated mechanism |
| CN109159791B (en) * | 2018-10-17 | 2024-03-22 | 南京康尼机电股份有限公司 | Novel door ladder integrated mechanism for urban rail vehicle |
| WO2020177161A1 (en) * | 2019-03-05 | 2020-09-10 | 方大智创科技有限公司 | Locking device |
| CN114562523A (en) * | 2020-11-27 | 2022-05-31 | 贵州振华群英电器有限公司（国营第八九一厂） | Self-feedback multifunctional brake, cam mechanism and cam link mechanism |
| CN114771586A (en) * | 2022-05-12 | 2022-07-22 | 常州市新创智能科技有限公司 | Vehicle body bottom plate opening and closing device |
| CN114771586B (en) * | 2022-05-12 | 2022-09-13 | 常州市新创智能科技有限公司 | Opening and closing device for vehicle body bottom plate |
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