CN107628042A - Rail vehicle kuppe, switching mechanism and self-locking locking mechanism - Google Patents
Rail vehicle kuppe, switching mechanism and self-locking locking mechanism Download PDFInfo
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- CN107628042A CN107628042A CN201710821312.2A CN201710821312A CN107628042A CN 107628042 A CN107628042 A CN 107628042A CN 201710821312 A CN201710821312 A CN 201710821312A CN 107628042 A CN107628042 A CN 107628042A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The present invention discloses a kind of rail vehicle kuppe, switching mechanism and self-locking locking mechanism, including the first driving shaft, tumbler, driving element, the first push rod, the first axle body and the first guider；Tumbler can rotate relative to switching mechanism bottom plate；When driving element is stretched, the first driving shaft and tumbler synchronous rotary will be driven；First push rod simultaneously can shrink rotation with the first spindle rotation；The first axle body opposite side can do stretching motion when the first push rod is shunk and rotated, and can be withstood on after switching mechanism closing at the limited block of switching mechanism closed position, and can be withstood on after switching mechanism opening at the limited block of switching mechanism open position.It is an advantage of the invention that the self-locking locking mechanism is after dead-centre position is crossed, the elastic rod being provided with by the first push rod maintains elastic force, even if driving element does not work, can keep the second axle body extended position, it will not cause the second axle body to be retracted, realize the self-locking of the self-locking locking mechanism.
Description
Technical field
The present invention relates to technical field of rail traffic, specifically, be related to a kind of rail vehicle kuppe, switching mechanism and
Self-locking locking mechanism.
Background technology
Skeleton and drive mechanism of the switching mechanism as EMUs front end kuppe, in single-row operation, make at kuppe
In closing, lock-out state, complete train aerodynamics profile is formed, reduces windage and wind is made an uproar, while can also avoid inside
The part such as hitch encroached on by sleet；When needing coupled running, kuppe is set to be in unlatching, latched position, so as to hitch energy
It is enough complete, accessible to hang together, and can adapt to the influence that hitch pivot angle is brought when being run in different sweeps.
Switching mechanism is generally an independent part with locking mechanism, and it is carried out when switching mechanism is closed and is opened
Locking, to ensure that switching mechanism is maintained at closed or open position in track vehicle operation.
Traditional switching mechanism is generally latch minor with locking mechanism and locked, due to gap between lock pin and locked groove be present,
When switching mechanism loses source of the gas, locking is not firm enough, and switching mechanism has certain free gap, and rail vehicle can be made when running
Into the fine rotation of switching mechanism motion pivoted arm, mechanism has been damaged, while has also resulted in front end kuppe and is not closed completely,
Rain, snow, debris can enter inside kuppe, and the parts such as the hitch of inside are caused necessarily to encroach on.Therefore a kind of opening/closing machine is designed
Structure self-locking locking mechanism, can eliminate lock up gap when switching mechanism locks, at the same in off position under can also eliminate cabin
Free gap between door, avoids the invasion and attack of rain, snow, debris, has certain practical value.
Existing switching mechanism locking mechanism, as China Patent No. CN103510783B discloses a kind of opening with self-locking device
Mechanism is closed, is specifically disclosed directly below content：Switching mechanism includes bottom plate, radome fairing, radome fairing support arm and power source pusher cylinder,
Locking device is set between radome fairing support arm and power source pusher cylinder, the locking device side can be in radome fairing support arm
Being moved in first chute 71, opposite side is arranged in power source pusher cylinder, during switching mechanism opens or closes, locking
Device moves, can and radome fairing support arm formation mechanism dead point, locking device is vertical with radome fairing support arm during dead point, and spring
It is compressed to most short.I.e. above-mentioned locking device in this mode, needs the roller devices of locking device using a kind of vertical dead point mode
Extremely coordinate with the first chute of radome fairing support arm, once the first chute long-time stress deformation or roller devices damage, all
The formation at vertical dead point will be influenceed.
The content of the invention
It is an object of the invention to provide a kind of rail vehicle kuppe, switching mechanism and self-locking locking mechanism, pass through straight line
Type dead point mode, it is ensured that self-locking locking mechanism reliability.
The technical scheme is that：A kind of self-locking locking mechanism, the self-locking locking mechanism include：
First driving shaft, the first driving shaft are connected with switching mechanism bottom plate, and can be rotated relative to switching mechanism bottom plate；
Tumbler, tumbler are connected with switching mechanism bottom plate, and can be rotated relative to switching mechanism bottom plate；Driving element, driving member
Part is hinged with the first driving shaft and tumbler, when driving element is moved, will drive the first driving shaft and tumbler synchronous rotary；
First push rod, the first push rod use elastic rod, and the first push rod is hinged with the first driving shaft, and can be with the first driving shaft
Rotate and shrink and rotate；The first axle body, the first axle body side are hinged with the first push rod, and the first axle body opposite side can push away first
Send bar to shrink and stretching motion is done when rotating, and can be withstood on after switching mechanism closing at the limited block of switching mechanism closed position, with
And it can be withstood on after switching mechanism opening at the limited block of switching mechanism open position；First guider, the first guider with
Switching mechanism bottom plate is fixed, and the first axle body, horizontal through the first guider, the first guider is used to stretch in first axle
During motion, the first axle body telescopic direction is defined；Wherein, in the first driving shaft, the first push rod, the first axle body three position
When same straight line, the self-locking locking mechanism is in dead-centre position, and during the dead-centre position, the first push rod compresses in length is to most short
Length；And after dead-centre position is crossed, the self-locking locking mechanism reaches latched position.
Preferably, first driving shaft includes the first central shaft, the first axillare and the first be hinged wing；The first be hinged wing
Side is hinged with driving element, when driving element is moved, drives the first be hinged wing twisting；First be hinged wing opposite side and first
Center axis connection, and the first central axis can be driven in the first be hinged wing twisting；Opening/closing machine is run through in first central shaft side
Structure bottom plate, and can be rotated relative to switching mechanism bottom plate；First central shaft opposite side is connected with the first axillare, and the first central shaft
The first axillare is driven to rotate during rotation.
Preferably, first driving shaft also includes the first sliding closure, and the first sliding closure side connects with the first central shaft
Connect, when the first central shaft rotates, drive the first sliding closure to rotate, the first sliding closure opposite side is provided with the first slide post, is opened and closed
Organization soleplate 7 is provided with the first chute, and the first slide post is always positioned at sliding in the first chute, and limiting first by the first chute slides
The sliding scale of dynamic post.
Preferably, the driving element is drive cylinder, and drive cylinder is arranged between the first driving shaft and tumbler,
And drive the first driving shaft and tumbler synchronous rotary of both sides simultaneously by drive cylinder.
Preferably, first push rod includes two symmetrically arranged first elastic rods and the second elastic rod, and first
Elastic rod, the second elastic rod are hinged with two offsides of the first axillare respectively, and can be pressurized and be rotated when the first axillare rotates.
Preferably, the first axle body includes two symmetrically arranged first bearing pins and the second bearing pin, the first bearing pin one
Side is hinged with the first elastic rod, and the first bearing pin opposite side is hanging, and can withstand on switching mechanism close stance after switching mechanism closing
Put at limited block；Second bearing pin side is hinged with the second elastic rod；Second bearing pin opposite side is hanging, and can be opened in switching mechanism
Afterwards, withstand at the limited block of switching mechanism open position.
Preferably, first guider includes two the first guide holders, and two the first guide holder sides are with opening
Close organization soleplate to fix, be provided with horizontal through hole in two the first guide holders, the first bearing pin and the second bearing pin are respectively horizontal through two
The horizontal through hole being only provided with the first guide holder, and stretching motion in the horizontal through hole is always positioned at, until the first bearing pin top
At the limited block of switching mechanism closed position or the second bearing pin is withstood at the limited block of switching mechanism open position.
Preferably, the self-locking locking mechanism also includes the first additional shaft, the first additional shaft and the first center axis connection, and
First additional shaft and the first central shaft are linked, and the first additional shaft is leant out to switching mechanism base plate external.
Preferably, the tumbler is rotatable rotary shaft, and rotary shaft is connected with switching mechanism bottom plate, and being capable of phase
Rotated for switching mechanism bottom plate.
Preferably, the tumbler includes：Second driving shaft, the second driving shaft is connected with switching mechanism bottom plate, and energy
It is enough to be rotated relative to switching mechanism bottom plate；Second push rod, the second push rod are hinged with the second driving shaft, and can be with the second master
Moving axis rotates and shrinks and rotate；The second axle body, the second axle body side are hinged with the second push rod, and the second axle body opposite side can be
Two push rod are shunk does stretching motion when rotating；Second guider, the second guider are fixed with switching mechanism bottom plate, and the
Two axis bodies pass through the second guider, and the second guider is used in the second axle body stretching motion, to the flexible side of the second axle body
To being defined；Wherein, when the second driving shaft, the second push rod, the second axle body three are located at same straight line, self-locking locking
Mechanism is in dead-centre position, during the dead-centre position, the second push rod compresses in length to shortest length；And after dead-centre position is crossed,
I.e. when the second driving shaft and the second push rod cross above-mentioned straight line, the self-locking locking mechanism reaches latched position.
Preferably, second driving shaft includes the second central shaft, the second axillare and the second be hinged wing；The second be hinged wing
Side is hinged with driving element, when driving element is moved, drives the second be hinged wing twisting；Second be hinged wing opposite side and second
Center axis connection, and the second central axis can be driven in the second be hinged wing twisting；Opening/closing machine is run through in second central shaft side
Structure bottom plate, and can be rotated relative to switching mechanism bottom plate；Second central shaft opposite side is connected with the second axillare, and the second central shaft
The second axillare is driven to rotate during rotation.
Preferably, second driving shaft includes the second sliding closure, the second sliding closure side and the second center axis connection,
When the second central shaft rotates, the second sliding closure is driven to rotate, the second sliding closure opposite side is provided with the second slide post, switching mechanism
Bottom plate is provided with the second chute, and the second slide post is always positioned at sliding in the second chute, and the second slide post is limited by the second chute
Sliding scale.
Preferably, second push rod includes two symmetrically arranged 3rd elastic rods and the 4th elastic rod, and the 3rd
Two offsides of elastic rod, the 4th elastic rod respectively with the second axillare are hinged, and can be pressurized and be rotated when the second axillare rotates.
Preferably, the second axle body includes two symmetrically arranged 3rd bearing pins and the 4th bearing pin, the 3rd bearing pin one
Side is hinged with the 3rd elastic rod, and the 3rd bearing pin opposite side is hanging；4th bearing pin side is hinged with the 4th elastic rod, the 4th bearing pin
Opposite side is hanging.
Preferably, second guider includes two the second guide holders, and two the second guide holder sides are with opening
Close organization soleplate to fix, be provided with horizontal through hole in two the second guide holders, the 3rd bearing pin and the 4th bearing pin are respectively horizontal through institute
Horizontal through hole is stated, and is always positioned at stretching motion in the horizontal through hole.
Preferably, the driving element includes two drive cylinders, i.e. the first drive cylinder and the second drive cylinder, the
One drive cylinder and the second drive cylinder are hinged with the first driving shaft, the second driving shaft respectively, when the first drive cylinder and second
During drive cylinder simultaneous retractable, two driving shafts will be driven while rotated.
Preferably, in addition to sliding equipment, the driving element connect the sliding equipment, the sliding equipment both sides
It is hinged with the first driving shaft and tumbler, when driving element is moved, by driving sliding equipment to move, and drives first actively
Axle and tumbler synchronous rotary.
Preferably, first push rod and second push rod use elastic rod.
Preferably, elastomer is set in the driving element, after dead-centre position is crossed, the self-locking is maintained by elastomer
The elastic force of locking mechanism simultaneously keeps self-locking state.
A kind of rail vehicle switching mechanism, the switching mechanism include preceding claim self-locking locking mechanism.
A kind of rail vehicle kuppe, the kuppe include above-mentioned switching mechanism.
The present invention having the beneficial effect that compared with prior art：
For the self-locking locking mechanism after dead-centre position is crossed, the elastic rod being provided with by the first push rod maintains have certain bullet
Power, even if driving element does not work, the first axle body extended position can be kept, i.e., the first axle body will not be caused to retract, realizing should be certainly
Lock the self-locking of locking mechanism, it is ensured that switching mechanism moves pivoted arm or kuppe hatch door is reliably maintained at and opens or closes position, keeps away
Exempt to produce lock up gap, gap is constant between can ensureing kuppe hatch door when switching mechanism is closed, and is improving switching mechanism lock
Determine to it also avoid while reliability kuppe hatch door flash stitch brings unsightly and the drawback such as sleet debris invasion and attack.
The self-locking locking mechanism can be also realized manually from locking, in order to when mechanical self-latching fails surely, can be achieved
Manually from locking, further to realize the reliability from locking mechanism., can be artificial such as when driving element loses source of the gas
Drive the first additional shaft to rotate by ratchet spanner, realize the locking and unblock of locking mechanism, it is convenient and reliable.Avoid as traditional locks
Determining mechanism need to be separately provided so that manual operation checks window, reduce switching mechanism structural complexity.
Brief description of the drawings
Fig. 1 is self-locking locking mechanism structural representation of the present invention；
Fig. 2 is the scheme of installation of self-locking locking mechanism；
Fig. 3 is the self-locking locking mechanism structural representation with the second driving shaft；
Fig. 4 is the self-locking locking mechanism scheme of installation with the second driving shaft；
Fig. 5 is the self-locking locking mechanism schematic diagram with sliding equipment；
Fig. 6 is the self-locking locking mechanism schematic diagram under released state；
Fig. 7 is the self-locking locking mechanism schematic diagram under the state of dead point；
Fig. 8 is the self-locking locking mechanism schematic diagram under lock-out state；
Fig. 9 is the self-locking locking mechanism schematic diagram with the second driving shaft under released state；
Figure 10 is the self-locking locking mechanism schematic diagram with the second driving shaft under the state of dead point；
Figure 11 is the self-locking locking mechanism schematic diagram with the second driving shaft under lock-out state；
In figure, 1 first driving shaft；2 tumblers；3 driving elements；4 first push rod；5 the first axle bodies；6 first are oriented to dress
Put；7 switching mechanism bottom plates；8 switching mechanism closed position limited blocks；9 switching mechanism open position limited blocks；10 sliding equipments；
11 first central shafts；12 first axillares；The 13 first be hinged wings；14 first sliding closures；15 first slide posts；
41 first elastic rods；42 second elastic rods；
51 first bearing pins；52 second bearing pins；
61 first guide holders；62 fixed blocks；
71 first chutes；
1 ' second driving shaft；4 ' second push rod；5 ' the second axle bodies；6 ' second guiders；
11 ' second central shafts；12 second axillares 12 '；13 ' the second be hinged wings；14 ' second sliding closures；15 ' second slide
Post；
41 ' the 3rd elastic rods；42 ' the 4th elastic rods；
51 ' the 3rd bearing pins；52 ' the 4th bearing pins；
61 ' second guide holders；
71 ' second chutes.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.
Referring to Fig. 1, Fig. 2, the present invention discloses a kind of rail vehicle switching mechanism self-locking locking mechanism, self-locking locking machine
Structure includes：
First driving shaft 1, the first driving shaft 1 are connected with switching mechanism bottom plate 7, and can be relative to switching mechanism bottom plate 7
Rotation；
Tumbler 2, tumbler 2 are connected with switching mechanism bottom plate 7, and can be rotated relative to switching mechanism bottom plate 7；
Driving element 3, the side of driving element 3 is be hinged with the first driving shaft 1, and the opposite side of driving element 3 is cut with scissors with tumbler 2
Connect, when driving element 3 is stretched, the first driving shaft 1 and the synchronous rotary of tumbler 2 will be driven；
First push rod 4, the first push rod 4 use elastic rod, and the first push rod 4 and the first driving shaft 1 are be hinged, and can
Rotated with the first driving shaft 1 and shrink rotation；
The first axle body 5, the side of the first axle body 5 is be hinged with the first push rod 4, and the opposite side of the first axle body 5 can be in the first push
Bar 4, which shrinks, does stretching motion when rotating, and can be withstood on after switching mechanism closing at switching mechanism closed position limited block 8, with
And it can be withstood on after switching mechanism opening at switching mechanism open position limited block 9；
First guider 6, the first guider 6 are fixed with switching mechanism bottom plate 7, and the first axle body 5 is horizontal through
One guider 6, the first guider 6 are used in 5 stretching motion of the first axle body, the telescopic direction of the first axle body 5 are limited
It is fixed.
Wherein, when the first driving shaft 1, the first push rod 4, the three of the first axle body 5 are located at same straight line, self-locking locking
Mechanism is in dead-centre position, during the dead-centre position, the compresses in length of the first push rod 4 to shortest length；And after dead-centre position is crossed,
I.e. when the first driving shaft 1 and the first push rod 4 cross above-mentioned straight line, the self-locking locking mechanism reaches latched position.
Specifically, it will be seen from figure 1 that the present invention the first driving shaft 1 include the first central shaft 11, the first axillare 12,
The first be hinged sliding closure 14 of the wing 13 and first.The first be hinged side of the wing 13 and driving element 3 are be hinged, when driving element 3 is stretched,
The first be hinged wing 13 is driven to reverse；The first be hinged opposite side of the wing 13 is connected with the first central shaft 11, and can be in the first be hinged wing 13
During torsion, the first central shaft 11 is driven to rotate.Switching mechanism bottom plate 7 is run through in the side of first central shaft 11, and can be relative to opening and closing
Organization soleplate 7 rotates；The opposite side of first central shaft 11 is connected with the first axillare 12, and drives first during the rotation of the first central shaft 11
Axillare 12 rotates.The side of first sliding closure 14 is connected with the first central shaft 11, when the first central shaft 11 rotates, drives first to slide
The dynamic wing 14 rotates, and the opposite side of the first sliding closure 14 is provided with the first slide post 15, and switching mechanism bottom plate 7 is provided with the first chute 71, the
One slide post 15 is always positioned at sliding in the first chute 71, and the sliding scale of the first slide post 15 is limited by the first chute 71,
And then the slewing area of the first sliding closure 14 is limited, and further limit rotational angle, the first push rod of the first driving shaft 1
4 contracted length scopes and rotational angle range, the collapsing length scope of the first axle body 5.First axillare 12 uses level board, first axle
Plate 12 is preferably arranged to vertical with the first driving shaft 1, and the vertical axis of the first driving shaft 1 is preferably across the center of the first axillare 12.
The both ends of first axillare 12 include two wing plates 121 being arranged oppositely, and two wing plates 121 are integral type structure, two wing plates 121
In on same straight line, then two wing plates 121 are centrally located at the vertical axis of the first driving shaft 1.Two wing plates 121 are led with first all the time
Moving axis 1 connects, and when the first driving shaft 1 rotates, drives two synchronous rotaries of wing plate 121.
Driving element 3 can use drive cylinder, and driving element 3 is arranged between the first driving shaft 1 and tumbler 2, with biography
More driving elements 3 of system are compared, and self-locking locking mechanism of the invention only drives the first of both sides simultaneously by a driving element 3
Driving shaft 1 and the synchronous rotary of tumbler 2, without being additionally provided the installation site of driving element 3.
First push rod 4 includes two symmetrically arranged elastic rods 42 of first elastic rod 41 and second, the first elastic rod 41
It is be hinged with one of wing plate 121 of the first axillare 12, and can be pressurized and revolve when the first axillare 12 (i.e. wing plate 121) rotates
Turn；Another wing plate 121 of second elastic rod 42 and the first axillare 12 is be hinged, and can be in (i.e. another wing plate of the first axillare 12
121) it is pressurized and rotates when rotates.
It should be noted that the first elastic rod 41, the second elastic rod 42 preferably use elastomeric spring body structure, elastomeric spring
Body structure can be compressed in stress, and when stress mitigates, maintain certain elastic force.
First elastic rod 41 is identical with the structure of the second elastic rod 42 and operation principle, below with the first elastic rod 41
Exemplified by, its course of work is described：Referring to Fig. 6, in the unlocked state, the first elastic rod 41 is not stressed, and its length is kept
Original is long.When driving element 3 drives the rotation of the first driving shaft 1, the first elastic rod 41 is pressurized and rotated, and when the first driving shaft 1
When (i.e. the first axillare 12), the first elastic rod 41 and the three of the first axle body 5 are located along the same line, the self-locking locking mechanism reaches
Dead-centre position, now the first elastic rod 41 is pressurized and its length reaches most short, referring to Fig. 7, the self-locking locking mechanism of dead point state
Schematic diagram.When driving element 3 drives the first driving shaft 1 to continue rotation, the self-locking locking mechanism crosses dead-centre position, the first bullet
Property bar 41 be pressurized and mitigate, the length elongation of the first elastic rod 41, and drive the first axle body 5 to stretch out withstands on switching mechanism closed position
At limited block 8, referring to Fig. 8, the self-locking locking mechanism schematic diagram under lock-out state.Even if now driving element 3 does not work, due to
First elastic rod 41 maintains have certain elastic force, by the elastic force of the first elastic rod 41, can keep the extended position of the first axle body 5, i.e.,
The first axle body 5 will not be caused to retract, further ensure that the first axle body 5 is withstood at switching mechanism closed position limited block 8 all the time, really
Protect switching mechanism motion pivoted arm or kuppe hatch door tightly closes, realize the self-locking of the self-locking locking mechanism.
The first axle body 5 includes two symmetrically arranged bearing pins 52 of first bearing pin 51 and second, the side of the first bearing pin 51 and the
One elastic rod 41 is be hinged, and the first bearing pin 51, wing plate 121 are distributed in the both sides of the first elastic rod 41, and are cut with scissors with the first elastic rod 41
Connect.The opposite side of first bearing pin 51 is hanging, and can be withstood on after switching mechanism closing at switching mechanism closed position limited block 8.
The side of second bearing pin 52 is be hinged with the second elastic rod 42, and the second bearing pin 52, wing plate 121 are distributed in the first elastic rod 41
Both sides, and it is be hinged with the second elastic rod 42.The opposite side of second bearing pin 52 is equally hanging, and can be after switching mechanism opening, top
At switching mechanism open position limited block 9.
For ensure the first axle body 5 in stretching motion all the time without departing from the motion path of setting, i.e., close in switching mechanism or
After opening, withstand at switching mechanism closed position limited block 8 and withstand at switching mechanism open position limited block 9, need to pass through
First guider 6 is defined to the flexible path of the first axle body 5.
Specifically, the first guider 6 includes two the first guide holders 61, two sides of the first guide holder 61 with opening and closing
Organization soleplate 7 is fixed, and is provided with horizontal through hole in two the first guide holders 61, level is worn respectively for the first bearing pin 51 and the second bearing pin 52
The horizontal through hole being provided with, i.e., the motion road by horizontal through hole to the first bearing pin 51 and the second bearing pin 52 are crossed in the first guide holder 61
Footpath is defined, it is ensured that the horizontal through hole that the first bearing pin 51 and the second bearing pin 52 are always positioned at being provided with the first guide holder 61 stretches
Motion, until the first bearing pin 51 is withstood at switching mechanism closed position limited block 8 or the second bearing pin 52 withstands on switching mechanism and beaten
At open position limited block 9, it is ensured that switching mechanism moves pivoted arm or kuppe hatch door is reliably maintained at and opens or closes position, avoids
Lock up gap is produced, gap is constant between kuppe hatch door is also ensured when switching mechanism is closed.
The above-mentioned mechanical self-latching for the self-locking locking mechanism determines structure, and the self-locking locking mechanism can also be realized manually certainly
Locking, in order to when mechanical self-latching fails surely, such as when driving element 3 loses source of the gas, it can be achieved manually from locking, with
Further realize the reliability from locking mechanism.To realize that the self-locking locking mechanism also includes first manually from locking
Additional shaft, the first additional shaft use hexagonal cylindricality.First additional shaft is connected with the first central shaft 11, and the first additional shaft and first
Central shaft 11 links, and because switching mechanism bottom plate 7 is run through in the side of the first central shaft 11, the first additional shaft is connected to the first central shaft
11 run through the side of switching mechanism bottom plate 7, and lean out to switching mechanism bottom plate 7, that is, expose to vehicle kuppe.Work as machinery
From lockout failure when, i.e., when driving element 3 fails or not worked, can manually pass through ratchet spanner drive the first additional shaft, first
Driving shaft 1 rotates, and realizes the locking and unblock of the self-locking locking mechanism, convenient and reliable.
Self-locking locking mechanism described in figure 1 above-Fig. 2 drives the first driving shaft 1 of both sides using driving element 3 with turning simultaneously
The synchronous rotary of moving part 2, and the tumbler 2 can use rotatable revolute axes configuration, i.e., can only realize and switching mechanism bottom plate 7
Connection, and the effect that can be rotated relative to switching mechanism bottom plate 7, now, only pass through the first driving shaft of the side of driving element 3
1st, the first push rod 4, the first axle body 5, the first guider 6 realize the locking and unblock of the self-locking locking mechanism.Certainly make
For a kind of embodiment of self-locking locking mechanism of the present invention, referring to Fig. 3-Fig. 4, the both sides of driving element 3 can use full symmetric
Structure, i.e. tumbler 2 include and the first driving shaft 1, the first push rod 4, the first axle body 5, the complete phase of the structure of the first guider 6
The second driving shaft 1 ' together, the second push rod 4 ', the second axle body 5 ', the second guider 6 ', i.e. driving element 3 drive two simultaneously
The first driving shaft 1, the synchronous rotary of the second driving shaft 1 ' of side, and then realize the locking and unblock of the self-locking locking mechanism.
When the both sides of driving element 3 use symmetrical structure, i.e., tumbler 2 includes：
Second driving shaft 1 ', the second driving shaft 1 ' are connected with switching mechanism bottom plate 7, and can be relative to switching mechanism bottom plate
7 rotations；
Second push rod 4 ', the second push rod 4 ' use elastic rod, and the second push rod 4 ' and the second driving shaft 1 ' are be hinged, and
It can be rotated with the second driving shaft 1 ' and shrink and rotate；
The second axle body 5 ', the side of the second axle body 5 ' is be hinged with the second push rod 4 ', and the opposite side of the second axle body 5 ' can be second
Push rod 4 ' is shunk does stretching motion when rotating；
Second guider 6 ', the second guider 6 ' are fixed with switching mechanism bottom plate 7, and the second axle body 5 ' horizontal through
Second guider 6 ', the second guider 6 ' is used in the stretching motion of the second axle body 5 ', to the telescopic direction of the second axle body 5 '
It is defined.
Wherein, when the second driving shaft 1 ', the second push rod 4 ', the three of the second axle body 5 ' are located at same straight line, the self-locking
Locking mechanism is in dead-centre position, during the dead-centre position, the compresses in length of the second push rod 4 ' to shortest length；And crossing dead point position
Postpone, i.e., when the second driving shaft 1 ' and the second push rod 4 ' cross above-mentioned straight line, the self-locking locking mechanism reaches latched position.
Now, because the second driving shaft 1 ' is symmetrical arranged with the first driving shaft 1 and structure is identical, the second driving shaft 1 ' includes
Second central shaft 11 ', the second axillare 12 ', the second be hinged wing 13 ' and the second sliding closure 14 '.The second be hinged side of the wing 13 ' is with driving
Dynamic element is hinged, and when driving element is moved, drives the second be hinged wing 13 ' to reverse；In the second be hinged opposite side of the wing 13 ' and second
Mandrel 11 ' connects, and when the second be hinged wing 13 ' reverses the second central shaft 11 ' can be driven to rotate.The side of second central shaft 11 '
Through switching mechanism bottom plate, and can be rotated relative to switching mechanism bottom plate；The opposite side of second central shaft 11 ' and the second axillare 12 '
Connection, and drive the second axillare 12 ' to rotate during the rotation of the second central shaft 11 '.The side of second sliding closure 14 ' and the second central shaft
11 ' connections, when the second central shaft 11 ' rotate, the second sliding closure 14 ' is driven to rotate, the opposite side of the second sliding closure 14 ' is provided with the
Two slide posts 15 ', switching mechanism bottom plate are provided with the second chute 71 ', and the second slide post 15 ' is always positioned in the second chute 71 ' sliding
It is dynamic, the sliding scale of the second slide post 15 ' is limited by the second chute 71 ', and then limit the rotation model of the second sliding closure 14 '
Enclose, and further limit rotational angle, the contracted length scope of the second push rod 4 ' and the rotational angle model of the second driving shaft 1 '
Enclose, the collapsing length scope of the second axle body 5 '.Second axillare 12 ' uses level board, and the second axillare 12 ' is preferably arranged to and the second master
Vertically, and the vertical axis of the second driving shaft 1 ' is preferably across the center of the second axillare 12 ' for moving axis 1 '.The both ends of second axillare 12 ' are leant out
Two the second wing plates, two the second wing plates are integral type structure, and two the second wing plates are located along the same line, then two second wings
Plate is centrally located at the vertical axis of the second driving shaft 1 '.Two the second wing plates are connected with the second driving shaft 1 ' all the time, the second driving shaft
During 1 ' rotation, two the second wing plate synchronous rotaries are driven.
Driving element can still use above-mentioned drive cylinder, driving element be arranged at the first driving shaft and the second driving shaft 1 ' it
Between, compared with traditional more driving elements, self-locking locking mechanism of the invention only drives two simultaneously by a driving element
Spindle rotation, without being additionally provided the installation site of driving element.
Likewise, the second push rod 4 ' includes two symmetrically arranged 3rd elastic rods 41 ' and the 4th elastic rod 42 ', the
One of them second wing plate of three elastic rods 41 ' and the second axillare 12 ' is hinged, and can be in the second axillare 12 ' (i.e. the first wing plate)
It is pressurized and rotates during rotation；Another second wing plate of 4th elastic rod 42 ' and the second axillare 12 ' is hinged, and can be in the second axillare
12 ' (i.e. another second wing plate) are pressurized and rotated when rotating.
It should be noted that the 3rd elastic rod 41 ' and the 4th elastic rod 42 ' preferably use elastomeric spring body structure, elasticity
Spring body structure can be compressed in stress, and when stress mitigates, maintain certain elastic force.And first elastic rod, the second elastic rod,
3rd elastic rod 41 ' is identical with the structure of the 4th elastic rod 42 ' and operation principle, below by taking the 3rd elastic rod 41 ' as an example
It is described, the course of work of the 3rd elastic rod 41 ' is：
Referring to Fig. 9, in the unlocked state, the 3rd elastic rod 41 ' does not stress, and its length keeps former long.When the band of driving element 3
During dynamic second driving shaft 1 ' rotation, the 3rd elastic rod 41 ' is pressurized and rotated, and when the second driving shaft 1 ' (i.e. the second axillare 12 '),
When 3rd elastic rod 41 ' and the three of the second axle body 5 ' are located along the same line, the self-locking locking mechanism reaches dead-centre position, now
Second elastic rod 41 ' is pressurized and its length reaches most short, referring to Figure 10, the self-locking locking mechanism schematic diagram of dead point state.Work as drive
When dynamic element 3 ' drives the second driving shaft 1 ' to continue rotation, the self-locking locking mechanism crosses dead-centre position, the 3rd elastic rod 41 ' by
Pressure mitigates, the length elongation of the 3rd elastic rod 41 ', and drives the second axle body 5 ' to stretch out, and referring to Figure 11, the self-locking under lock-out state is locked
Determine structural scheme of mechanism.Even if now driving element 3 does not work, because the 3rd elastic rod 41 ' maintains have certain elastic force, pass through the 3rd
The elastic force of elastic rod 41 ', the extended position of the second axle body 5 ' can be kept, i.e., the second axle body 5 ' will not be caused to retract, it is ensured that opening/closing machine
Structure moves pivoted arm or kuppe hatch door tightly closes, and realizes the self-locking of the self-locking locking mechanism.
Likewise, the second axle body 5 ' includes two symmetrically arranged 3rd bearing pins 51 ' and the 4th bearing pin 52 ', the 3rd bearing pin
51 ' sides and the 3rd elastic rod 41 ' are be hinged, and the 3rd bearing pin 51 ', the second wing plate are distributed in the both sides of the 3rd elastic rod 41 ', and with
3rd elastic rod 41 ' is be hinged.The opposite side of 3rd bearing pin 51 ' is hanging.The side of 4th bearing pin 52 ' is be hinged with the 4th elastic rod 42 ',
4th bearing pin 52 ', the second wing plate are distributed in the both sides of the 4th elastic rod 42 ', and be hinged with the 4th elastic rod 42 '.4th bearing pin
52 ' opposite sides are similarly hanging.
And to ensure that the second axle body 5 ', all the time without departing from the motion path of setting, need to be oriented in stretching motion by second
Device 6 ' is defined to the flexible path of the second axle body 5 ' respectively.
Likewise, the second guider 6 ' includes two the second guide holders 61 ', two sides of the second guide holder 61 ' with
Switching mechanism bottom plate is fixed, and horizontal through hole is provided with two the second guide holders 61 ', the 3rd bearing pin 51 ' and the 4th bearing pin 52 ' are respectively
Horizontal through the horizontal through hole being provided with the second guide holder 61 ', i.e., by horizontal through hole to the 3rd bearing pin 51 ' and the 4th bearing pin
52 ' motion path is defined, it is ensured that the 3rd bearing pin 51 ' and the 4th bearing pin 52 ' are always positioned at being provided with the second guide holder 61 '
Horizontal through hole stretching motion.
Drive the first active of both sides simultaneously using a driving element 3 according to above-mentioned, of the invention self-locking locking mechanism
The synchronous rotary of 1 and second driving shaft of axle 1 ', can save product cost, and reduce fault rate.Certainly locked as self-locking of the present invention
A kind of embodiment of mechanism, driving element 3 also may include two drive cylinders, i.e. the first drive cylinder and the second driving gas
Cylinder, the first drive cylinder and the second drive cylinder are be hinged with the first driving shaft 1, the second driving shaft 1 ' respectively, when the first driving gas
When cylinder and the second drive cylinder simultaneous retractable, two driving shafts will be driven while rotated.
Referring to Fig. 5, both sides driving shaft is driven simultaneously using driving element 3 according to above-mentioned, of the invention self-locking locking mechanism
Rotation, i.e., driving element 3 may be disposed between the driving shaft of both sides.Another embodiment party as self-locking locking mechanism of the present invention
Formula, driving element 3 can pass through driving element 3 by connecting sliding equipment 10, the both sides of sliding equipment 10 and both sides active axis connection
Drive sliding equipment 10 to run, and then drive both sides driving shaft to rotate simultaneously.
With continued reference to Fig. 5, and according to above-mentioned, as the another embodiment of self-locking locking mechanism of the present invention, due to
First guide holder 61 and the second guide holder 61 ' are fixed with switching mechanism bottom plate 7.It is adjacent by two of the not homonymy of driving element 3
The first guide holder 61 and the second guide holder 61 ' between by setting fixed block 62 to be fixed with switching mechanism bottom plate 7, to enter two steps
Save self-locking locking mechanism mounting process and reduce fault rate.
With continued reference to Fig. 1-Fig. 5, self-locking locking mechanism of the invention is in auto-lock process is realized, by crossing dead-centre position
The first push rod 4 afterwards, the elastic force of the second push rod 4 ' keep the first axle body 5, the extended position of the second axle body 5 ', and then ensured
The first axle body 5, the second axle body 5 ' are withstood at switching mechanism closed position limited block 8 all the time, realize self-locking.Therefore, it is used as this hair
A kind of embodiment of bright self-locking locking mechanism, to further ensure that auto-lock process reliability, bullet can be set in driving element 3
Property body, driving element 3 can be above-mentioned single drive cylinder or the combination shape of the first drive cylinder and the second drive cylinder
Formula, after the first push rod 4, the second push rod 4 ' cross dead-centre position, maintained by the first push rod 4, the second push rod 4 '
The elastic force of the self-locking locking mechanism simultaneously keeps self-locking state, and the elastomer by being set in driving element 3 maintains the self-locking
Locking mechanism elastic force, and then keep self-locking state.
And the another embodiment as self-locking locking mechanism of the present invention, the first push rod 4 and the second push rod 4 '
Do not use elastic rod, elastomer be only set in driving element 3, driving element 3 can be above-mentioned single drive cylinder or
The combining form of first drive cylinder and the second drive cylinder, when the first push rod 4, the second push rod 4 ' cross dead-centre position
Afterwards, the self-locking locking mechanism elastic force is only maintained by the elastomer set in driving element 3, and then keeps self-locking state.
Invention additionally discloses a kind of rail vehicle switching mechanism, the switching mechanism includes above-mentioned self-locking locking mechanism, passes through
Above-mentioned self-locking locking mechanism is carried out to switching mechanism from locking.
Invention additionally discloses a kind of rail vehicle kuppe, the kuppe includes above-mentioned switching mechanism and above-mentioned self-locking is locked
Determine mechanism, switching mechanism is carried out from locking by self-locking locking mechanism, and ensure that kuppe hatch door energy can by switching mechanism
Position is opened or closed by being maintained at, avoids producing lock up gap, ensure that and stitched when switching mechanism is closed between kuppe hatch door
Gap is constant.
Finally it should be noted that：Above example is merely to illustrate technical scheme, rather than is limited,
Although the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part technical characteristic is equally replaced
Change.And these modifications or replacement, the essence of appropriate technical solution is departed from the model of various embodiments of the present invention technical scheme
Enclose.
Claims (17)
1. a kind of self-locking locking mechanism, it is characterised in that the self-locking locking mechanism includes：
First driving shaft (1), the first driving shaft (1) are connected with switching mechanism bottom plate (7), and can be relative to switching mechanism bottom plate
(7) rotate；
Tumbler (2), tumbler (2) are connected with switching mechanism bottom plate (7), and can be rotated relative to switching mechanism bottom plate (7)；
Driving element (3), driving element (3) and the first driving shaft (1) and tumbler (2) are be hinged, when driving element (3) is moved,
The first driving shaft (1) and tumbler (2) synchronous rotary will be driven；
First push rod (4), the first push rod (4) is be hinged with the first driving shaft (1), and can be rotated with the first driving shaft (1)
And shrink and rotate；
The first axle body (5), the first axle body (5) side is be hinged with the first push rod (4), and the first axle body (5) opposite side can be first
Push rod (4), which is shunk, does stretching motion when rotating, and can withstand on switching mechanism closed position limited block after switching mechanism closing
(8) place, and switching mechanism open position limited block (9) place can be withstood on after switching mechanism opening；
First guider (6), the first guider (6) is fixed with switching mechanism bottom plate (7), and the first axle body (5) level is worn
The first guider (6) is crossed, the first guider (6) is used in the first axle body (5) stretching motion, the first axle body (5) is stretched
Contracting direction is defined；
Wherein, when the first driving shaft (1), the first push rod (4), the first axle body (5) three are located at same straight line, self-locking lock
Determine mechanism and be in dead-centre position, during the dead-centre position, the first push rod (4) compresses in length to shortest length；And crossing dead point position
Postpone, the self-locking locking mechanism reaches latched position.
2. self-locking locking mechanism according to claim 1, it is characterised in that：First driving shaft (1) is included in first
The be hinged wing (13) of mandrel (11), the first axillare (12) and first；The first be hinged wing (13) side and driving element (3) are be hinged, when
When driving element (3) is moved, the first be hinged wing (13) is driven to reverse；The first be hinged wing (13) opposite side and the first central shaft (11)
Connection, and when the first be hinged wing (13) reverses the first central shaft (11) can be driven to rotate；First central shaft (11) side is run through
Switching mechanism bottom plate (7), and can be rotated relative to switching mechanism bottom plate (7)；First central shaft (11) opposite side and the first axillare
(12) connect, and drive the first axillare (12) to rotate when the first central shaft (11) rotates.
3. self-locking locking mechanism according to claim 2, it is characterised in that：First driving shaft (1) also includes first
Sliding closure (14), the first sliding closure (14) side are connected with the first central shaft (11), when the first central shaft (11) rotates, are driven
First sliding closure (14) rotates, and the first sliding closure (14) opposite side is provided with the first slide post (15), and switching mechanism bottom plate (7) is provided with
First chute (71), the first slide post (15) are always positioned at sliding in the first chute (71), and the is limited by the first chute (71)
The sliding scale of one slide post (15).
4. self-locking locking mechanism according to claim 2, it is characterised in that：First push rod (4) is right including two
Claim the first elastic rod (41) and the second elastic rod (42) set, the first elastic rod (41), the second elastic rod (42) are respectively with the
Two offsides of one axillare (12) are hinged, and can be pressurized and be rotated when the first axillare (12) rotates.
5. self-locking locking mechanism according to claim 4, it is characterised in that：The first axle body (5) includes two symmetrically
The first bearing pin (51) and the second bearing pin (52) set, the first bearing pin (51) side is be hinged with the first elastic rod (41), the first pin
Axle (51) opposite side is hanging, and can withstand on switching mechanism closed position limited block (8) place after switching mechanism closing；Second pin
Axle (52) side is be hinged with the second elastic rod (42)；Second bearing pin (52) opposite side is hanging, and can be after switching mechanism opening, top
At switching mechanism open position limited block (9) place.
6. self-locking locking mechanism according to claim 5, it is characterised in that：First guider (6) includes two
First guide holder (61), two the first guide holder (61) sides are fixed with switching mechanism bottom plate (7), two the first guide holders
(61) horizontal through hole is equipped with, the first bearing pin (51) and the second bearing pin (52) are respectively horizontal through two the first guide holders (61)
The horizontal through hole being inside provided with, and stretching motion in the horizontal through hole is always positioned at, until the first bearing pin (51) withstands on opening/closing machine
Structure closed position limited block (8) place or the second bearing pin (52) withstand on switching mechanism open position limited block (9) place.
7. self-locking locking mechanism according to claim 2, it is characterised in that：It is additional that the self-locking locking mechanism also includes first
Axle, the first additional shaft are connected with the first central shaft (11), and the first additional shaft and the first central shaft (11) link, and first is additional
Axle leans out outside to switching mechanism bottom plate (7).
8. self-locking locking mechanism according to claim 1, it is characterised in that：The tumbler (2) is rotatable rotation
Axle, rotary shaft are connected with switching mechanism bottom plate (7), and can be rotated relative to switching mechanism bottom plate (7).
9. self-locking locking mechanism according to claim 1, it is characterised in that：The tumbler (2) includes：
Second driving shaft (1 '), the second driving shaft (1 ') are connected with switching mechanism bottom plate (7), and can be relative to switching mechanism bottom
Plate (7) rotates；
Second push rod (4 '), the second push rod (4 ') is be hinged with the second driving shaft (1 '), and can be with the second driving shaft (1 ')
Rotate and shrink and rotate；
The second axle body (5 '), the second axle body (5 ') side and the second push rod (4 ') are be hinged, and the second axle body (5 ') opposite side can be
Second push rod (4 ') is shunk does stretching motion when rotating；
Second guider (6 '), the second guider (6 ') is fixed with switching mechanism bottom plate (7), and the second axle body (5 ') passes through
Second guider (6 '), the second guider (6 ') is used in the second axle body (5 ') stretching motion, to the second axle body (5 ')
Telescopic direction is defined；
Wherein, should be certainly when the second driving shaft (1 '), the second push rod (4 '), the second axle body (5 ') three are located at same straight line
Lock locking mechanism is in dead-centre position, during the dead-centre position, the second push rod (4 ') compresses in length to shortest length；And excessively dead
Behind point position, i.e., when the second driving shaft (1 ') and the second push rod (4 ') cross above-mentioned straight line, the self-locking locking mechanism reaches
Latched position.
10. the self-locking locking mechanism according to claim 1 or 9, it is characterised in that：The driving element (3) is driving gas
Cylinder, drive cylinder are arranged between the first driving shaft (1) and tumbler (2), and drive the first of both sides simultaneously by drive cylinder
Driving shaft (1) and tumbler (2) synchronous rotary.
11. the self-locking locking mechanism according to claim 1 or 9, it is characterised in that：The driving element (3) includes two
Drive cylinder, i.e. the first drive cylinder and the second drive cylinder, the first drive cylinder and the second drive cylinder are led with first respectively
Moving axis (1), tumbler (2) are be hinged, when the first drive cylinder and the second drive cylinder simultaneous retractable, will drive the first driving shaft
(1), tumbler (2) rotates simultaneously.
12. self-locking locking mechanism according to claim 10, it is characterised in that：Also include sliding equipment (10), the drive
Dynamic element (3) connects the sliding equipment (10), sliding equipment (10) both sides and the first driving shaft (1) and tumbler (2)
It is be hinged, when driving element (3) is moved, by driving sliding equipment (10) motion to drive the first driving shaft (1) and tumbler
(2) synchronous rotary.
13. self-locking locking mechanism according to claim 1, it is characterised in that：First push rod (4) is using elasticity
Bar.
14. self-locking locking mechanism according to claim 9, it is characterised in that：First push rod (4) and the second push
Bar (4 ') uses elastic rod.
15. the self-locking locking mechanism according to claim 13 or 14, it is characterised in that：Set in the driving element (3)
Elastomer, after dead-centre position is crossed, the elastic force of the self-locking locking mechanism is maintained by elastomer and keeps self-locking state.
16. a kind of rail vehicle switching mechanism, it is characterised in that the switching mechanism includes the claim 1~15 self-locking lock
Determine mechanism.
17. a kind of rail vehicle kuppe, it is characterised in that the kuppe includes the switching mechanism described in claim 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710821312.2A CN107628042B (en) | 2017-09-13 | 2017-09-13 | Rail vehicle pod, switching mechanism and self-locking locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710821312.2A CN107628042B (en) | 2017-09-13 | 2017-09-13 | Rail vehicle pod, switching mechanism and self-locking locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107628042A true CN107628042A (en) | 2018-01-26 |
| CN107628042B CN107628042B (en) | 2019-05-03 |
Family
ID=61100686
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710821312.2A Active CN107628042B (en) | 2017-09-13 | 2017-09-13 | Rail vehicle pod, switching mechanism and self-locking locking mechanism |
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| CN111661313A (en) * | 2020-06-04 | 2020-09-15 | 北京爱思达航天科技有限公司 | Quick separation mechanism for aircraft fairing and aircraft |
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|---|---|
| CN107628042B (en) | 2019-05-03 |
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