CN110329291A - Rail traffic vehicles emergency escape escape ramp - Google Patents
Rail traffic vehicles emergency escape escape ramp Download PDFInfo
- Publication number
- CN110329291A CN110329291A CN201910681287.1A CN201910681287A CN110329291A CN 110329291 A CN110329291 A CN 110329291A CN 201910681287 A CN201910681287 A CN 201910681287A CN 110329291 A CN110329291 A CN 110329291A
- Authority
- CN
- China
- Prior art keywords
- ratchet
- chassis
- shaft
- recycling
- recovering
- 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.)
- Pending
Links
- 238000004064 recycling Methods 0.000 claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D23/00—Construction of steps for railway vehicles
- B61D23/02—Folding steps for railway vehicles, e.g. hand or mechanically actuated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
Abstract
The invention discloses a kind of rail traffic vehicles emergency escape escape ramps, the chassis including being set to car body, and the ramp that can be folded is arranged on the chassis；It is provided with the release recovering mechanism connecting with car body above the chassis, recycling band is provided on the release recovering mechanism, recycling band one end connects ramp；Interval recovering mechanism is set on the chassis, carrying belt is set between the interval recovering mechanism and release recovering mechanism；The interval recovering mechanism include be set on chassis with recovering tray, ratchet and with ratchet cooperation shifting fork mechanism, the ratchet by transmission mechanism with recovering tray cooperate；The pawl assembly with ratchet cooperation is additionally provided on the chassis.Securely and reliably laborsaving, long service life steady, easy to operate, manufacturing expense are low for recyclable device of the invention, and the service life in ramp can be improved, and reduce recycling power；Interval recovering mechanism improves the reliability of ratchet and pawl arrangement.
Description
Technical field
The present invention relates to urban rail transit technology field, specifically a kind of rail traffic vehicles emergency escape evacuates slope
Road.
Background technique
Currently, emergency escape escape ramp mostly uses recyclable device to recycle.Chinese invention patent (application number
201710938727.8) a kind of emergency escape escape ramp device of urban rail transit vehicles disclosed in, ramp recycling dress
Set in the presence of following insufficient: 1, it recycles rope in the lower section of second level pedal body and is directly connected to the recyclable device in chassis, recycles
Recycling rope causes recycling rope abrasion, and unbalance stress at left and right sides of second level pedal body with second level pedal body phase mutual friction in the process,
It shakes in ramp.2, normal condition bottom ratchet wheel and assist ratchet misplace, and pawl can not be caught in ratchet and the slot of assist ratchet,
When key is inserted into lock core, lock core and assist ratchet rotate an angle, and pawl can enter in ratchet and the slot of assist ratchet
Realize unidirectional rotary.Cooperated by key and lock core to realize ratchet tooth position identical as assist ratchet holding, passes through the work of pawl
Recycling ramp can be interrupted with realizing, it is more demanding to the processing and assembly precision of part, in actual use, due to that need to lead to
The cooperation of key and lock core is crossed to allow assist ratchet to rotate an angle, requirement to part processing precision and assembly precision compared with
Height, is easy to appear that assist ratchet rotation is not in place, and ratchet and assist ratchet misplace, and pawl can not be caught in ratchet and assist ratchet
Situation in slot causes ramp not recycle normally.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides a kind of rail traffic vehicles emergency
Escape and evacuation ramp.
Technical solution: in order to solve the above technical problems, a kind of rail traffic vehicles emergency escape escape ramp of the invention,
The ramp that can be folded is arranged on the chassis for chassis including being set to car body；It is provided with above the chassis and connects with car body
The release recovering mechanism connect, recycling band is provided on the release recovering mechanism, and recycling band one end connects ramp；On the chassis
Interval recovering mechanism is set, carrying belt is set between the interval recovering mechanism and release recovering mechanism；The interval recycling machine
Structure includes being set on chassis to pass through driver with recovering tray, ratchet and the shifting fork mechanism cooperated with ratchet, the ratchet
Structure cooperates with recovering tray, and the shifting fork mechanism is for making ratchet connect or be detached from transmission mechanism；It is also set on the chassis
It is equipped with the pawl assembly with ratchet cooperation.
Further, the pawl assembly includes the pawl with ratchet cooperation, and described pawl one end and setting are on chassis
The second fixing axle be flexibly connected；It further include tension spring, one end of tension spring connects pawl, and the on chassis is arranged in other end connection
One fixing axle.
Further, the release recovering mechanism includes mounting plate, and one group of support base, the branch are arranged on the mounting plate
It is provided with transmission shaft in support seat, carrying belt recovering tray and recycling band recovering tray are provided on transmission shaft, carrying belt, which is wrapped in, to be held
It carries on recovering tray, recycling band is wrapped on recycling band recovering tray.
Further, there are two recycling band recovering tray, each recycling band recovering tray to be separately connected one for setting on the transmission shaft
Item recycles band, and two recycling bands are separately connected the right and left in ramp.
Further, the interval recovering mechanism further includes the first rotating shaft being set on chassis and the second shaft, described
Band recovering tray is set in first rotating shaft；It is additionally provided with driven gear in the first rotating shaft, is provided in second shaft
The driving gear engaged with driven gear；Third shaft is also set up on chassis, ratchet is set in third shaft, the driving tooth
The side of ratchet is arranged in wheel, and ratchet can connect or be detached from driving gear under the driving of shifting fork mechanism.
Further, the shifting fork mechanism includes the 4th shaft, is provided with driving lever, the driving lever position in the 4th shaft
In the ratchet other side；Described 4th shaft one end is provided with handle.
Further, multiple convex blocks are set in one side of the ratchet towards the second shaft, and second shaft is provided with
And multiple grooves corresponding with convex block.
The utility model has the advantages that the invention has the following advantages:
1, securely and reliably laborsaving, long service life steady, easy to operate, manufacturing expense are low for recyclable device of the invention, can
The service life in ramp is improved, recycling power is reduced；
2, interval recovering mechanism improves the reliability of ratchet and pawl arrangement, eliminates brought by ratchet and pawl arrangement failure
The failure that ramp can not normally recycle realizes safe and reliable, the steady recycling in ramp；
3, by arranging release recovering mechanism above chassis, so that level-one tread elements of the recycling with one end connection ramp
Upper surface avoids recycling rope from contacting with tread elements, to avoid abrasion caused by phase mutual friction；
4, the recycling band of the recycling left and right sides can be synchronized by discharging recovering mechanism, uniform force at left and right sides of ramp, from
And it avoids shaking in the pedal body removal process of ramp.
Detailed description of the invention
Fig. 1 is ramp opening state schematic diagram of the invention；
Fig. 2 is the structural schematic diagram for discharging recovering mechanism；
Fig. 3 is the structural schematic diagram for being interrupted recovering mechanism；
Fig. 4 is the cooperation schematic diagram of shifting fork mechanism and ratchet, pawl assembly；
Fig. 5 is the cooperation schematic diagram of ratchet and the second shaft.
In figure: the ramp 1-；2- recycles band；3- discharges recovering mechanism；4- carrying belt；5- chassis；6- support base；7- first axle
It holds；8- recycling band recovering tray；9- carrying belt recovering tray；10- transmission shaft；11- mounting plate；12- second bearing；13- first rotating shaft；
14- band recovering tray；15- driven gear；16- 3rd bearing；17- third shaft；The second shaft of 18-；19- ratchet；20- first is solid
Dead axle；21- shifting fork mechanism；22- driving gear；The second fixing axle of 23-；24- tension spring；25- pawl；26- bearing block；27- driving lever；
The 4th shaft of 28-；29- handle；30- fourth bearing.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
As shown in Figs. 1-5, the present invention includes the chassis 5 being set on hull bottom plate face, and being arranged on the chassis 5 can roll over
Folded ramp 1；It is provided with the release recovering mechanism 3 connecting with car body above the chassis 5, is set on the release recovering mechanism 3
It is equipped with recycling band 2, recycling 2 one end of band connects ramp 1；Interval recovering mechanism, the interval recovering mechanism are set on the chassis 5
Carrying belt 4 is set between release recovering mechanism 3；The interval recovering mechanism as described in Fig. 3-5 includes being set to taking back on chassis 5
Closing quotation 14, ratchet 19 and the shifting fork mechanism 21 cooperated with ratchet 19, the ratchet 19 is by transmission mechanism and with recovering tray 14
Cooperation, the shifting fork mechanism 21 is for making ratchet 19 connect or be detached from transmission mechanism；It is additionally provided on the chassis 5 and spine
The pawl assembly of 19 cooperation of wheel.The interval recovering mechanism further includes the first rotating shaft 13 and the second shaft being set on chassis 5
18, it is described to be set in the first rotating shaft 13 supported by second bearing 12 with recovering tray 14；It is also set up in the first rotating shaft 13
There is driven gear 15, second shaft 18 is supported by 3rd bearing 16, is provided in the second shaft 18 and is nibbled with driven gear 15
The driving gear 22 of conjunction；Third shaft 17 is also set up on chassis 5, ratchet 19 is set in third shaft 17, the driving gear
22 are arranged in the side of ratchet 19, and ratchet 19 can connect or be detached from driving gear 22 under the driving of shifting fork mechanism 21.
Specifically, as shown in figure 4, the shifting fork mechanism includes the 4th shaft 28 supported by one group of bearing block 26, the 4th shaft
Driving lever 27 is provided on 28, the driving lever 27 is located at 19 other side of ratchet；Described 4th shaft, 28 one end is provided with handle 29.?
Multiple convex blocks are arranged in ratchet 19 in the one side towards the second shaft 18,18 end of the second shaft is provided with and multiple convex blocks pair
The groove answered.After convex block is docked with groove, ratchet 19 can drive driving gear 22 to rotate, after convex block separates from groove, spine
Wheel 19 is disconnected with driving gear 22.
As shown in Fig. 2, the release recovering mechanism 3 includes mounting plate 11, one group of support base is set on the mounting plate 11
6, the transmission shaft 10 supported by one group of first bearing 7 is provided in the support base 6, is provided with carrying on transmission shaft 10 and is taken back
Closing quotation 9 and recycling band recovering tray 8, carrying belt 4 are wrapped on carrying belt recovering tray 9, and recycling band 2 is wrapped in recycling band recovering tray 8
On.There are two recycling band recovering tray 8, each recycling band recovering tray 8 to distinguish for setting on transmission shaft 10 as a preferred implementation manner,
A recycling band 2 is connected, two recycling bands 2 are separately connected the right and left in ramp 1.
As shown in figure 4, the pawl assembly includes the pawl 25 cooperated with ratchet 19, described 25 one end of pawl and setting exist
The second fixing axle 23 on chassis 5 is flexibly connected；It further include tension spring 24, one end of tension spring 24 connects pawl 25, other end connection
The first fixing axle 20 on chassis 5 is set.
Only one ratchet 19 of the invention, and pawl 25 acts on always ratchet 19, so that ratchet 19 can only one direction
Rotation.When release, ratchet 19 and the second shaft 18 are to disengage, and release recovering mechanism can normally be released back into take-up 2.When recycling,
Ratchet 19 and the second shaft 18 cooperate, and since pawl 25 acts on ratchet 25, realize the second shaft 28 and release recovering mechanism
One direction rotation, due to ratchet 19, only one and pawl 25 act on always ratchet 19, click in the present invention
Structure low, more reliable performance is required to the machining accuracy and assembly precision of part.
If if as shown in Figure 1, ramp 1 include one group of dry plate head and the tail successively hinged 101, two groups of dry plates head and the tail of pedal body according to
Secondary hinged gonnecting rod body 102 and it is scalable take rail 103, scalable rail 103 of taking is for being supported on rail, mentioning when ramp 1 is opened
The bearing strength in high ramp 1.It is hinged on the side of bottom pedal body positioned at the rear end of bottom gonnecting rod body, is located at the top
The front end of gonnecting rod body and the front end of the pedal body positioned at the top be connected respectively with the chassis 5 in emergency escape ramp,
The gonnecting rod body of middle section corresponds hingedly with each pedal body respectively, and scalable rail 103 of taking is mounted on bottom pedal body
The lower section of front end, further includes handrail bar assembly 104 and manrope 105, and handrail bar assembly 104 and gonnecting rod body 102 pass through pin shaft
Connection, the top of each handrail bar assembly, which passes through, manrope 105.
The course of work of the invention is as follows:
Release process: in the case where ratchet 19 and driving gear 22 disconnect, with pedal body 101 in ramp 1
Expansion, the pedal body connecting with recycling band 2 drive the recycling in release recovering mechanism 3 with recovering tray 8, carrying belt recovering tray 9, pass
Moving axis 10 is freely rotated, under the action of carrying belt 4 first rotating shaft 13, the second shaft 18, band recovering tray 14, gear mechanism from
By rotating.
Removal process: operating handle 29 pushes ratchet 19 to slide to the second shaft 18 along the axis direction of third shaft 17, real
The cooperation of existing ratchet 19 and the second shaft 18, at this point, second shaft 18 can only one direction rotation under the action of pawl 25.Third
Shaft 17 is equipped with square hole away from one end of the second shaft 18, for cooperating with ratchet spanner.Interruption pushes ratchet spanner and drives
Third shaft 17, the rotation of the second shaft 18, drive first rotating shaft 13 to rotate, to drive 10 turns of transmission shaft by gear mechanism
Dynamic, that realizes ramp 1 is interrupted recycling.After the completion of recycling, operating handle 29 separates ratchet 19 with the second shaft 18.
Claims (7)
1. a kind of rail traffic vehicles emergency escape escape ramp, it is characterised in that: the chassis including being set to car body, the bottom
The ramp that can be folded is set on frame；It is provided with the release recovering mechanism connecting with car body above the chassis, it is described to be released back into
It receives and is provided with recycling band in mechanism, recycling band one end connects ramp；Interval recovering mechanism is set on the chassis, and the interval is returned
It receives and carrying belt is set between mechanism and release recovering mechanism；The interval recovering mechanism includes the band recycling being set on chassis
Disk, ratchet and the shifting fork mechanism with ratchet cooperation, the ratchet are cooperated by transmission mechanism with recovering tray, the shift fork machine
Structure is for making ratchet connect or be detached from transmission mechanism；The pawl assembly with ratchet cooperation is additionally provided on the chassis.
2. rail traffic vehicles emergency escape escape ramp according to claim 1, it is characterised in that: the pawl assembly
Including the pawl cooperated with ratchet, described pawl one end is flexibly connected with the second fixing axle being arranged on chassis；It further include drawing
Spring, one end of tension spring connect pawl, and the other end connects the first fixing axle being arranged on chassis.
3. rail traffic vehicles emergency escape escape ramp according to claim 1, it is characterised in that: the release recycling
Mechanism includes mounting plate, and one group of support base is arranged on the mounting plate, transmission shaft is provided in the support base, on transmission shaft
It is provided with carrying belt recovering tray and recycling band recovering tray, carrying belt is wrapped on carrying belt recovering tray, and recycling band is wrapped in recycling
On band recovering tray.
4. rail traffic vehicles emergency escape escape ramp according to claim 3, it is characterised in that: on the transmission shaft
There are two recycling band recovering tray, each recycling band recovering tray to be separately connected a recycling band for setting, and two recycling bands are separately connected slope
The right and left in road.
5. rail traffic vehicles emergency escape escape ramp according to claim 1, it is characterised in that: the interval recycling
Mechanism further includes the first rotating shaft being set on chassis and the second shaft, and the band recovering tray is set in first rotating shaft；It is described
It is additionally provided with driven gear in first rotating shaft, is provided with the driving gear engaged with driven gear in second shaft；Chassis
On also set up third shaft, ratchet is set in third shaft, and the driving gear is arranged in the side of ratchet, and ratchet can be
It connect or is detached from driving gear under the driving of shifting fork mechanism.
6. rail traffic vehicles emergency escape escape ramp according to claim 5, it is characterised in that: the shifting fork mechanism
Including the 4th shaft, driving lever is provided in the 4th shaft, the driving lever is located at the ratchet other side；Described 4th shaft one end
It is provided with handle.
7. rail traffic vehicles emergency escape escape ramp according to claim 5, it is characterised in that: the ratchet towards
Multiple convex blocks are set in the one side of the second shaft, and second shaft is provided with groove corresponding with multiple convex blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910681287.1A CN110329291A (en) | 2019-07-26 | 2019-07-26 | Rail traffic vehicles emergency escape escape ramp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910681287.1A CN110329291A (en) | 2019-07-26 | 2019-07-26 | Rail traffic vehicles emergency escape escape ramp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110329291A true CN110329291A (en) | 2019-10-15 |
Family
ID=68147763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910681287.1A Pending CN110329291A (en) | 2019-07-26 | 2019-07-26 | Rail traffic vehicles emergency escape escape ramp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110329291A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112141146A (en) * | 2020-08-19 | 2020-12-29 | 株洲九方装备股份有限公司 | Ramp recovery mechanism for vehicle emergency evacuation door |
| CN112721976A (en) * | 2021-01-19 | 2021-04-30 | 南京康尼机电股份有限公司 | Winding drum recovery device for urban rail vehicle emergency evacuation ramp |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0776808A1 (en) * | 1995-11-29 | 1997-06-04 | Fine Products S.A. | Door and ramp evacuation unit for passenger transport vehicles |
| CN2897754Y (en) * | 2006-04-28 | 2007-05-09 | 常州长青埃潍交通设备有限公司 | Emergency gate device of locomotive for railway |
| US20120279417A1 (en) * | 2008-12-18 | 2012-11-08 | Bombardier Transportation Gmbh | Ramp for evacuation device |
| CN103693055A (en) * | 2013-12-17 | 2014-04-02 | 今创集团股份有限公司 | Turn-down type escaping device of railway vehicle |
| CN105172815A (en) * | 2015-09-14 | 2015-12-23 | 今创集团股份有限公司 | All-purpose escape system for subway locomotives |
| CN107060579A (en) * | 2017-01-15 | 2017-08-18 | 杨长群 | Suspension bridge type car emergency exits |
| CN108749836A (en) * | 2018-06-26 | 2018-11-06 | 哈尔滨通达工业环保自动化有限公司 | Urban rail transit vehicles emergency evacuation door |
| 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 |
| CN210363827U (en) * | 2019-07-26 | 2020-04-21 | 南京康尼机电股份有限公司 | Emergency escape and evacuation ramp for rail transit vehicle |
-
2019
- 2019-07-26 CN CN201910681287.1A patent/CN110329291A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0776808A1 (en) * | 1995-11-29 | 1997-06-04 | Fine Products S.A. | Door and ramp evacuation unit for passenger transport vehicles |
| CN2897754Y (en) * | 2006-04-28 | 2007-05-09 | 常州长青埃潍交通设备有限公司 | Emergency gate device of locomotive for railway |
| US20120279417A1 (en) * | 2008-12-18 | 2012-11-08 | Bombardier Transportation Gmbh | Ramp for evacuation device |
| CN103693055A (en) * | 2013-12-17 | 2014-04-02 | 今创集团股份有限公司 | Turn-down type escaping device of railway vehicle |
| CN105172815A (en) * | 2015-09-14 | 2015-12-23 | 今创集团股份有限公司 | All-purpose escape system for subway locomotives |
| CN107060579A (en) * | 2017-01-15 | 2017-08-18 | 杨长群 | Suspension bridge type car emergency exits |
| CN108749836A (en) * | 2018-06-26 | 2018-11-06 | 哈尔滨通达工业环保自动化有限公司 | Urban rail transit vehicles emergency evacuation door |
| 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 |
| CN210363827U (en) * | 2019-07-26 | 2020-04-21 | 南京康尼机电股份有限公司 | Emergency escape and evacuation ramp for rail transit vehicle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112141146A (en) * | 2020-08-19 | 2020-12-29 | 株洲九方装备股份有限公司 | Ramp recovery mechanism for vehicle emergency evacuation door |
| CN112141146B (en) * | 2020-08-19 | 2022-04-12 | 株洲九方装备股份有限公司 | Ramp recovery mechanism for vehicle emergency evacuation door |
| CN112721976A (en) * | 2021-01-19 | 2021-04-30 | 南京康尼机电股份有限公司 | Winding drum recovery device for urban rail vehicle emergency evacuation ramp |
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