CN110593699B - Emergency front door device of urban rail vehicle - Google Patents
Emergency front door device of urban rail vehicle Download PDFInfo
- Publication number
- CN110593699B CN110593699B CN201910897950.1A CN201910897950A CN110593699B CN 110593699 B CN110593699 B CN 110593699B CN 201910897950 A CN201910897950 A CN 201910897950A CN 110593699 B CN110593699 B CN 110593699B
- Authority
- CN
- China
- Prior art keywords
- door leaf
- support
- force
- door
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D19/00—Door arrangements specially adapted for rail vehicles
- B61D19/02—Door arrangements specially adapted for rail vehicles for carriages
- B61D19/023—Emergency exits
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/02—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with pneumatic piston brakes
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
- E05F5/08—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with springs
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Application of doors, windows, wings or fittings thereof for vehicles characterised by the type of wing
- E05Y2900/531—Doors
Abstract
The invention discloses an emergency front door device of an urban rail vehicle, which comprises a door frame connected with a vehicle body, a door leaf rotatably connected with the door frame and capable of being opened and closed relative to the door frame, and a door leaf force-increasing mechanism arranged on the door leaf and used for increasing the resistance when the door leaf is opened and closed, wherein a first air spring capable of providing supporting force is also arranged between the door leaf and the door frame, one end of the first air spring is connected with the door frame, the other end of the first air spring is connected with the door leaf, the door leaf force-increasing mechanism comprises a transverse pull pipe which is abutted against the upper part of the door frame, two supports of which one end is respectively connected with the two ends of the transverse pull pipe and the other end is connected with the door leaf. The device can avoid the problem of large impact vibration between the door leaf and the door frame in the opening or closing process of the door leaf, and plays a role in buffering in the opening or closing process of the door leaf; convenient operation, safety and reliability.
Description
Technical Field
The invention relates to the field of rail vehicles in rail transit, in particular to a door leaf force-increasing mechanism applied to an emergency front door of a rail vehicle in rail transit.
Background
Emergency front doors are one type of emergency equipment on urban rail vehicles. When the urban rail vehicle encounters an abnormal condition, the running urban rail vehicle is stopped, and then the emergency front door is opened. Passengers and workers in urban rail vehicles can arrive on the rail surface or rescue vehicles through the emergency evacuation ramp. The conventional front door for emergency evacuation does not have a door leaf force increasing mechanism, and the impact vibration between the door leaf and a door frame is large in the opening or closing process of the door leaf.
Disclosure of Invention
The purpose of the invention is as follows: the invention provides an emergency front door device of an urban rail vehicle, which solves the problem that the impact vibration between an emergency front door leaf and a door frame of the urban rail vehicle is large in the opening or closing process; the door leaf force-increasing mechanism can avoid the problem and has a buffering function in the opening or closing process of the door leaf.
The technical scheme is as follows: the invention relates to an emergency front door device of an urban rail vehicle, which comprises a door frame connected with a vehicle body, a door leaf rotatably connected with the door frame and capable of being opened and closed relative to the door frame, a door leaf force increasing mechanism arranged on the door leaf and used for increasing the resistance force when the door leaf is opened and closed, a first air spring capable of providing supporting force is also arranged between the door leaf and the door frame, one end of the first air spring is connected with the door frame, the other end of the first air spring is connected with the door leaf,
the door leaf force increasing mechanism comprises a transverse pull pipe which is abutted against the upper part of the door frame, two supports, one ends of the two supports are respectively connected with the two ends of the transverse pull pipe, the other ends of the two supports are connected with the door leaf, and the two supports are respectively provided with a transmission mechanism which can increase the opening and closing resistance of the door leaf. The door leaf force amplifier can be active both during opening and closing of the door leaf.
The door leaf force increasing mechanism is installed on the door leaf through a bolt, and a hinge is arranged on the upper portion of the door leaf. The hinge is matched with a hinge seat on the door frame. The door frame is fastened with the vehicle body through bolts on the periphery. An air spring is arranged between the door leaf and the door frame. The air spring provides a supporting force for opening the door leaf. A hinge shaft is arranged between the hinge and the hinge seat. The door leaf can be turned upwards and opened around the hinge shaft under the action of the air spring.
The air spring in the door leaf force increasing mechanism provides resistance opposite to the opening direction for the opening of the door leaf, and the resistance when the door leaf is opened is increased, so the door leaf force increasing mechanism is called as the door leaf force increasing mechanism.
The transmission mechanism comprises a second air spring, one end of the second air spring is rotatably connected with the support, the other end of the second air spring is connected with a connecting plate through a rotating shaft, and the other end of the connecting plate is connected with a gear transmission assembly capable of transmitting the compression force of the second air spring. The transmission mechanism adopts the transmission of a constant speed ratio gear, the driven gear does not increase the rotating torque, and the driven gear plays the role of a transition bridge.
The gear transmission assembly comprises a driving gear connected with the connecting plate through a first square shaft, a driven gear engaged with the driving gear, and a locking mechanism connected with the driven gear and capable of preventing rotation of the driven gear, the support is provided with a gear support, the gear support is provided with a gear groove matched with the driven gear in shape, the driven gear is arranged in the gear groove, and the driving gear penetrates through the connecting plate through the first square shaft and is connected with the transverse pull pipe. The driving gear and the driven gear adopt a cylindrical straight gear type, the tooth numbers are the same, and constant-speed transmission with the transmission ratio of 1 is realized.
In order to facilitate the door leaf force increasing mechanism to act or not and lock the driven gear, the locking mechanism comprises an L-shaped force increasing arm, wherein one end of the force increasing arm is provided with a second square shaft which sequentially penetrates through the driven gear and the support, and the other end of the force increasing arm is suspended, and the force increasing arm can transmit the acting force of the second air spring to the gear transmission assembly to be locked and prevent the driven gear from rotating.
The second air spring provides the rotary power of driving gear, and the connecting plate drives the driving gear rotatory to it is rotatory to drive driven gear, then by the locking of force increasing arm, reaches the effect that increases door leaf switching resistance.
The force-increasing arm is matched with the support through a square hole, and the square hole can prevent the force-increasing arm from rotating under the action of the driven gear. If the door leaf force increasing mechanism does not need to function, the second square shafts of the force increasing arms positioned at two sides of the door leaf force increasing mechanism are taken out from the square holes of the support, and the gear transmission assembly idles.
In order to reasonably arrange the transmission mechanism on the support, the support is provided with a hole, the transmission mechanism is arranged in the hole, and the support is provided with a cover plate which can cover the transmission mechanism and is matched with the hole in shape. The stability and the safety are ensured.
Preferably, both ends of the transverse pull pipe comprise a cross rod and side arms arranged at both ends of the cross rod, and one end of the support is connected with the side arms.
In order to ensure the beauty and the convenient use, the door leaf is provided with a positioning clamp for clamping the transverse pull pipe. The door leaf force-increasing mechanism is placed in the positioning clamp above the door leaf through the transverse pull pipe, so that the arrangement attractiveness of the door leaf force-increasing mechanism in space is ensured when the door leaf is closed and the door leaf is seen from the inside of a vehicle.
The door leaf is provided with a hole groove matched with the second air spring in a shape, and the second air spring can penetrate through the hole groove to be arranged in the door frame in an invisible mode. The total space occupied by the door leaf force-increasing mechanism is reduced, and the integral attractiveness and the use safety of the door leaf force-increasing mechanism are ensured.
In order to ensure that the rotating parts are tightly attached and prevent the parts from being worn during rotation, a square hole gasket is arranged between the connecting plate and the transverse pull pipe, and a force-increasing arm gasket is arranged between the force-increasing arm and the support.
In order to ensure the sealing performance between the door frame and the door leaf, rubber pads are arranged between the door leaf and the door frame and between the support and the door leaf.
When the first air spring between the door leaf and the door frame stretches the door leaf to a certain angle, the second air spring in the door leaf force-increasing mechanism is compressed under the action of the support, and the counterforce generated by the compression of the second air spring enables the door leaf force-increasing mechanism to break away from the positioning clamp on the door leaf. The second air spring now provides a resistance against the opening of the door leaf, which increases the resistance against the opening of the door leaf. When the door leaf is closed, the second air spring provides resistance opposite to the closing direction for the closing of the door leaf, and the resistance of the door leaf during closing is increased.
If the impact vibration between the door leaf and the door frame during the opening or closing process is within the allowable range, the door leaf force-increasing mechanism is not required to be operated. At the moment, the force-increasing arms on two sides of the door leaf force-increasing mechanism can be taken out from the square holes of the support, the driven gear idles under the action of the driving gear, and at the moment, the air springs in the door leaf force-increasing mechanism do not provide resistance for opening or closing the door leaf.
Has the advantages that: 1. the device can avoid the problem of large impact vibration between the door leaf and the door frame in the opening or closing process of the door leaf, and plays a role in buffering in the opening or closing process of the door leaf; 2. the operation is convenient, safe and reliable; 3. whether the door leaf force-increasing mechanism is used or not can be selected according to actual conditions, and the applicability is strong.
Drawings
FIG. 1 is a front view of a city traffic vehicle;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the emergency front door open configuration of the present invention;
FIG. 4 is a schematic view of a door leaf force-increasing mechanism according to the present invention;
FIG. 5 is a schematic front view of a door leaf force-increasing mechanism according to the present invention;
FIG. 6 is a schematic view of the structure of the transmission mechanism of the present invention;
FIG. 7 is a schematic view of another angle configuration of the transmission mechanism of the present invention;
fig. 8 is another angle structure diagram of the transmission mechanism of the present invention.
Detailed Description
Referring to fig. 1 to 8, an emergency front door apparatus of an urban rail vehicle according to an embodiment of the present invention includes a door frame 2 connected to a vehicle body 1, a door leaf 3, a door leaf force-increasing mechanism 4, and a first air spring 5, where one end of the first air spring 5 is connected to the door frame 2, and the other end is connected to the door leaf 3.
A rubber pad is arranged between the door leaf 3 and the door frame 2, a hinge is arranged on the upper part of the door leaf 3, and the hinge is matched with a hinge seat on the door frame 2. The door frame 2 is fastened with the vehicle body 1 through bolts on the periphery. A hinge shaft is arranged between the hinge and the hinge seat. The door leaf 3 can be tilted upwards about the hinge axis under the influence of the first air spring 5. The first air spring 5 provides a supporting force for opening the door.
The door leaf force increasing mechanism 4 is installed on the door leaf 3 through a bolt, and comprises a transverse pull pipe 41 which is abutted against the upper side of the door frame 2, and two supports 42, one ends of which are respectively connected with two ends of the transverse pull pipe 41, and the other ends of which are connected with the door leaf 3, wherein the two supports 42 are respectively provided with a transmission mechanism 43 which can increase the opening and closing resistance of the door leaf. A rubber pad is arranged between the support 42 and the door leaf 3, and the horizontal pull tube 41 and the support 42 are connected and fastened by adopting an inner hexagonal socket head cap screw. The support 42 is fixed to the frame 2 of the door leaf 3 by means of a hexagon head bolt (full thread) and a belleville washer.
The transmission mechanism 43 comprises a second air spring 431, one end of the second air spring 431 is rotatably connected with the support 42 through a small shaft, the other end of the second air spring 431 is connected with a connecting plate 432 through a rotating shaft, and the other end of the connecting plate 432 is connected with a gear transmission assembly 433 capable of transmitting the compression force of the second air spring 431.
The gear transmission assembly 433 comprises a driving gear 4331 connected with the connecting plate 432 through a first square shaft, a driven gear 4332 engaged with the driving gear 4331, and a locking mechanism 434 connected with the driven gear 4332 and capable of preventing the driven gear from rotating 4332, wherein the support 42 is provided with a gear support 44, the gear support 44 is provided with a gear groove matched with the driven gear 4332 in a shape, the driven gear 4332 is arranged in the gear groove, and the driving gear 4331 penetrates through the connecting plate 432 through the first square shaft to be connected with the transverse pull pipe 41.
The locking mechanism 434 comprises a force-increasing arm 4341, the force-increasing arm 4341 is matched with the support 42 by adopting a square hole, one end of the force-increasing arm 4341 is provided with a second square shaft which sequentially penetrates through the driven gear 4332 and the support 42, and the other end of the force-increasing arm is suspended. The inner hole of the support 42 is designed to be a square hole, and the square shaft section is in clearance fit with the square hole of the support 42 to prevent the force-increasing arm 4341 from reversing under the action of external force.
The second air spring 431 provides the rotation power of the driving gear 4331, and the connecting plate 432 drives the driving gear 4331 to rotate, so as to drive the driven gear 4332 to rotate, and then is locked by the force-increasing arm 4341, thereby achieving the effect of increasing the opening and closing resistance of the door leaf 3.
The driving gear 4331 and the driven gear 4332 adopt a spur gear type, and have the same number of teeth, thereby realizing constant-speed transmission with a transmission ratio of 1.
The support 42 is provided with a hole, the transmission mechanism 43 is arranged in the hole, the support 42 is provided with a cover plate 45 which can cover the transmission mechanism 43 and is matched with the hole in shape, and the cover plate 45 is respectively connected and fastened with the support 42 through cross-shaped sunk screws.
The two ends of the horizontal pull tube 41 include a cross bar 411 and side arms 412 disposed at the two ends of the cross bar, one end of the support 42 is connected to the side arms 412 by screws, and the driving gear 4331 passes through the connecting plate 432 by a first square shaft and is connected to the side walls 412 of the horizontal pull tube 41.
The door leaf 3 is provided with a positioning clamp 6 for clamping the horizontal pulling pipe 41. The door reinforcing mechanism 4 is placed in the positioning clamp 6 above the door leaf 3 through the transverse pull pipe 41, so that the arrangement attractiveness of the door reinforcing mechanism 4 in space when the door leaf 3 is closed is ensured as seen from the inside of the vehicle.
The door leaf 3 is provided with a hole groove matched with the second air spring 431 in a shape, and the second air spring 431 can penetrate through the hole groove to be arranged in the door frame 2 in an invisible mode.
A square hole gasket is arranged between the connecting plate 432 and the transverse pull tube 41, and a force-increasing arm gasket is arranged between the force-increasing arm 4341 and the support 42.
The working principle of the invention is as follows:
when the door is opened, the door leaf 3 is opened by a certain angle (the included angle between the door leaf 3 and the door frame 2) about 15 degrees, and then the door leaf force increasing mechanism 4 starts to function. At this time, the door reinforcement 4 provides a resistance against the opening direction of the door 3.
After the first air spring 5 between the door leaf 3 and the door frame 2 opens the door leaf to the extreme position, the emergency evacuation ramp 7 is unfolded, i.e. the final state of use of the emergency evacuation ramp 7. During the opening of the door 3, which is supported by the first air spring 5, the door force amplifier 4 always provides a resistance force opposite to the opening direction of the door 3. When the door leaf 3 is completely opened, the door leaf force-increasing mechanism 4 is fixed in the positioning clamp 6, and the passing height of the door leaf 3 is not influenced. At the moment when the door 3 is fully expanded by the first air spring 5, the door opening resistance provided by the door reinforcing mechanism 4 reduces the door opening vibration between the door 3 and the door frame 2.
When the door is closed, the emergency evacuation ramp 7 is firstly recovered into the vehicle body 1, and then the door leaf 3 starts to be closed under the action of the first air spring 5. After the door leaf 3 is closed by a certain angle (the included angle between the door leaf 3 and the door frame 2) about 30 degrees, the door leaf force-increasing mechanism 4 starts to work. The door force amplifier 4 is turned over and disengaged from the positioning clip 6, and the door force amplifier 4 provides a resistance force opposite to the closing direction of the door 3. After the door leaf 3 is completely closed, the door leaf force increasing mechanism 4 rotates into the positioning clamp 6, the positioning clamp 6 clamps the door leaf force increasing mechanism 4 firmly, and at the moment, the door leaf force increasing mechanism 4 is fixed in the positioning clamp 6. The door-closing resistance provided by the door-reinforcing mechanism 4 reduces the door-closing vibration between the door 3 and the door frame 2 at the moment when the door 3 is completely closed.
Claims (8)
1. An urgent qianmen device of urban rail vehicle which characterized in that: the door leaf force-increasing mechanism comprises a transverse pull pipe which is abutted against the upper part of the door frame, two supports, one end of each support is connected with the two ends of the transverse pull pipe, the other end of each support is connected with the door leaf, each support is provided with a transmission mechanism capable of increasing the opening and closing resistance of the door leaf, each transmission mechanism comprises a second air spring, the door leaf is provided with a hole groove matched with the shape of the second air spring, one end of each second air spring penetrates through the hole groove to be rotatably connected with the door frame, the other end of each second air spring is connected with a connecting plate through a rotating shaft, and the other end of the connecting plate is connected with a gear transmission assembly capable of transmitting the compression force of the second air spring.
2. The emergency front door apparatus for an urban rail vehicle according to claim 1, wherein: the gear transmission assembly comprises a driving gear connected with the connecting plate through a first square shaft, a driven gear engaged with the driving gear, and a locking mechanism connected with the driven gear and capable of preventing rotation of the driven gear, the support is provided with a gear support, the gear support is provided with a gear groove matched with the driven gear in shape, the driven gear is arranged in the gear groove, and the driving gear penetrates through the connecting plate through the first square shaft and is connected with the transverse pull pipe.
3. The emergency front door apparatus for an urban rail vehicle according to claim 2, wherein: locking mechanism includes L type force increasing arm, wherein, one of them end of force increasing arm is equipped with the second square shaft that passes driven gear and support in proper order, and the force increasing arm can pass through gear drive subassembly transmits the effort of second air spring for the force increasing arm to prevent that driven gear is rotatory.
4. The emergency front door apparatus for an urban rail vehicle according to claim 2, wherein: the support is provided with a hole, the transmission mechanism is arranged in the hole, and the support is provided with a cover plate which can cover the transmission mechanism and is matched with the hole in shape.
5. The emergency front door apparatus for an urban rail vehicle according to claim 1, wherein: the two ends of the transverse pull pipe comprise a transverse rod and side arms arranged at the two ends of the transverse rod, and one end of the support is connected with the side arms.
6. The emergency front door apparatus of an urban rail vehicle according to claim 1 or 5, characterized in that: and the door leaf is provided with a positioning clamp for clamping the transverse pull pipe.
7. The emergency front door apparatus for an urban rail vehicle according to claim 3, wherein: a square hole gasket is arranged between the connecting plate and the transverse pull pipe, and a force-increasing arm gasket is arranged between the force-increasing arm and the support.
8. The emergency front door apparatus for an urban rail vehicle according to claim 1, wherein: rubber pads are arranged between the door leaf and the door frame and between the support and the door leaf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910897950.1A CN110593699B (en) | 2019-09-23 | 2019-09-23 | Emergency front door device of urban rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910897950.1A CN110593699B (en) | 2019-09-23 | 2019-09-23 | Emergency front door device of urban rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110593699A CN110593699A (en) | 2019-12-20 |
| CN110593699B true CN110593699B (en) | 2021-03-16 |
Family
ID=68862300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910897950.1A Active CN110593699B (en) | 2019-09-23 | 2019-09-23 | Emergency front door device of urban rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110593699B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU199471U1 (en) * | 2020-06-08 | 2020-09-02 | Общество с ограниченной ответственностью "ХЮБНЕР ООО" | Plug-ladder for intercar passage |
| EP3929055A1 (en) * | 2020-06-22 | 2021-12-29 | Stadler Rail AG | Rail vehicle carriage for transporting passengers, railway vehicle with a railway vehicle carriage and method for forming a transition between railway vehicles |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102282029A (en) * | 2008-12-18 | 2011-12-14 | 勃姆巴迪尔运输有限公司 | Ramp for evacuation device |
| JP2014065404A (en) * | 2012-09-26 | 2014-04-17 | Kinki Sharyo Co Ltd | Railway vehicle |
| CN205117040U (en) * | 2015-11-11 | 2016-03-30 | 十堰市驰田汽车有限公司 | Carriage back door hydraulic pressure switching system |
| CN109987108A (en) * | 2019-05-14 | 2019-07-09 | 南京康尼机电股份有限公司 | Rail traffic vehicles ramp-type emergency evacuation door system |
-
2019
- 2019-09-23 CN CN201910897950.1A patent/CN110593699B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102282029A (en) * | 2008-12-18 | 2011-12-14 | 勃姆巴迪尔运输有限公司 | Ramp for evacuation device |
| JP2014065404A (en) * | 2012-09-26 | 2014-04-17 | Kinki Sharyo Co Ltd | Railway vehicle |
| CN205117040U (en) * | 2015-11-11 | 2016-03-30 | 十堰市驰田汽车有限公司 | Carriage back door hydraulic pressure switching system |
| CN109987108A (en) * | 2019-05-14 | 2019-07-09 | 南京康尼机电股份有限公司 | Rail traffic vehicles ramp-type emergency evacuation door system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110593699A (en) | 2019-12-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110593699B (en) | Emergency front door device of urban rail vehicle | |
| KR101297960B1 (en) | Locking device | |
| CN106677658A (en) | Electric double open inner swing door | |
| CN101808840A (en) | Electric swing plug door operator with auxiliary door locking mechanism | |
| CN109441261A (en) | A kind of manual hinge door locking apparatus of rail vehicle and track car door | |
| CN101906916B (en) | Electric plug sliding door locking device | |
| CN113137161A (en) | Safety shielding door | |
| CN208498205U (en) | A kind of bus safety escape window | |
| CN108439158B (en) | Car door opening limiting device for elevator | |
| CN210564003U (en) | Inner swing door driving device | |
| EP4317644A1 (en) | Multi-point locking mechanism for door system | |
| CN214145069U (en) | Transmission box for aluminium alloy door and window | |
| CN210768318U (en) | Electric double-open outward swing door | |
| CN212861447U (en) | Sliding plug door for railway vehicle | |
| CN212454082U (en) | Driving, traction, guiding and locking mechanism of railway vehicle flap gate | |
| CN112128370A (en) | Reduction gear parking mechanism and vehicle | |
| CN113356733A (en) | High-strength double-open type anti-theft door | |
| CN108374611B (en) | Door body locking device for flood-proof protective door | |
| CN219492054U (en) | Protective door driving mechanism | |
| CN110130772A (en) | Swing door over a kind of electronic list | |
| CN206801274U (en) | Car emergency escape controlling device for doors | |
| WO2010017771A1 (en) | Movable roof locking system for vehicle with movable roof | |
| CN207633931U (en) | A kind of underwater escape vehicle door | |
| JP3994062B2 (en) | Container with canopy opening and closing device | |
| CN219101059U (en) | Gull wing door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |