CN110203229A - Movable cover mechanism and movable cover device - Google Patents
Movable cover mechanism and movable cover device Download PDFInfo
- Publication number
- CN110203229A CN110203229A CN201910555848.3A CN201910555848A CN110203229A CN 110203229 A CN110203229 A CN 110203229A CN 201910555848 A CN201910555848 A CN 201910555848A CN 110203229 A CN110203229 A CN 110203229A
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- China
- Prior art keywords
- movable cover
- top cover
- movable
- cover
- removable top
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D39/00—Wagon or like covers; Tarpaulins; Movable or foldable roofs
- B61D39/006—Opening and closing means
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Tents Or Canopies (AREA)
Abstract
The present invention provides a kind of movable cover mechanism and movable cover device, movable cover mechanism includes connecting rod, the first otic placode, pin shaft and idler wheel.Movable cover device is set to ground, is used cooperatively with the removable top cover being arranged at the top of open-top car.The part that movable cover mechanism is contacted with removable top cover installs idler wheel additional, and sliding friction when can contact movable cover mechanism and removable top cover is converted into rolling friction, reduces the abrasion of movable cover mechanism and removable top cover, improves service life.
Description
Technical field
The present invention relates to rolling stock technical fields, more particularly to a kind of movable cover mechanism and movable cover device.
Background technique
The loose goods such as coal mainly using have open-type vehicle carriage vehicle transport, open-type vehicle carriage refer to no roof,
The boxcar being open upwards, quantity is most in lorry composition, and full railway shares open-type vehicle carriage ten thousand about more than 30 at present, about
Account for 50% or more of lorry sum.But fugitive dust can be generated in loose goods transportational process, environment is impacted, to user
Cause loss of goods.Common practice is to be covered using tarpaulin, however covering tarpaulin is completed by manually, worker's
Large labor intensity, working efficiency are low.For this purpose, some removable top covers that can be closed at the top of open-top car are devised in the prior art, and
And certain parts by being built on the movable cover device backstop removable top cover on ground, so that removable top cover carries out playing on or off
It closes.But impact force can be generated when movable cover device and removable top cover contact when due to open-top car operation, and movable cover device is to live
It rubs in dynamic top cover disconnecting process, is easy that movable cover device and removable top cover are caused to wear.
Summary of the invention
Based on this, it is necessary to be prone to wear problem for present in current removable top cover and movable cover device, provide one
Kind movable cover mechanism and movable cover device.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of movable cover mechanism, comprising: connecting rod, the first otic placode, pin shaft and idler wheel, described connecting rod one end are connected to activity
Top cover movable cover device, the other end are fixedly installed with first otic placode, and first otic placode is equipped with the first mounting hole, the pin
Axis is set in the mounting hole, and the idler wheel is rotatablely arranged at the pin shaft.
One end that the connecting rod is connected to removable top cover movable cover device in one of the embodiments, is provided with the second ear
Plate, the second otic placode are equipped with the second mounting hole, and the connecting rod is by being arranged shaft in second mounting hole with the company of rotation
It connects and removable top cover movable cover device.
Movable cover mechanism side is provided with cushion, the cushion and removable top cover in one of the embodiments,
Locating piece cooperation in movable cover device, the cushion and locating piece can limit the movable cover mechanism relative to removable top cover
The rotation of movable cover device.
Movable cover mechanism side is provided with third otic placode in one of the embodiments, is arranged on the third otic placode
There is third mounting hole.
First otic placode is arranged in pairs in the two sides of the connecting rod in one of the embodiments, and the idler wheel is set
It is placed between two first otic placodes.
Gusset is provided between two first otic placodes in one of the embodiments,.
The connecting rod includes square tube and sealing plate in one of the embodiments, and the sealing plate is set to the square tube
Both ends.
The connecting rod and the first otic placode are welded as a whole in one of the embodiments,.
The material of the idler wheel is polyurethane or nylon in one of the embodiments,.
A kind of rail vehicle removable top cover movable cover device, the movable cover device include described in above-described embodiment any one of is worked as
Movable cover mechanism.
The beneficial effects of the present invention are:
The present invention provides a kind of movable cover mechanism and equipped with the movable cover device of the movable cover mechanism, movable cover device is set to ground
Face is used cooperatively with the removable top cover being arranged at the top of open-top car.The part that movable cover mechanism is contacted with removable top cover installs idler wheel, energy additional
Enough sliding frictions when contacting movable cover mechanism and removable top cover are converted into rolling friction, reduce movable cover mechanism and removable top cover
Abrasion, improves service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that movable cover device provided by the invention and removable top cover are used cooperatively；
Fig. 2 is the structural schematic diagram of movable cover mechanism provided by the invention；
Fig. 3 is the structural schematic diagram at another visual angle of movable cover mechanism provided by the invention；
Fig. 4 is the perspective view of movable cover device provided by the invention；
Fig. 5 is the partial enlarged view of Fig. 4；
Fig. 6 is the structural schematic diagram of rotating mechanism in movable cover device provided by the invention.
Wherein:
Top cover unit 100；Movable cover device 300；Column 310；Rotating mechanism 320；Rotating arm 321；Rotation support 322；Rotation
Rotating motor 323；Driving gear 324；Driven gear 325；Movable cover mechanism 330；Connecting rod 331；Square tube 3311；Sealing plate 3312；Pin
Axis 332；Idler wheel 333；First otic placode 334；Second otic placode 335；Third otic placode 336；Cushion 337；Elevating mechanism 340；Lifting
Rack 341；Fluctuating orbit 342；Lifting motor 343；Balance weight mechanism 350；First fixed pulley 351；Second fixed pulley 352；Third
Fixed pulley 353；Ladder 380；Guardrail 390；Loading space 900.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, by the following examples, it and combines attached
Figure, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only to explain this hair
It is bright, it is not intended to limit the present invention.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object,
Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and
It is indirectly connected with (connection).In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", " left side ",
The orientation of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise " or position are closed
System is merely for convenience of description of the present invention and simplification of the description to be based on the orientation or positional relationship shown in the drawings, rather than indicates
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitation of the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
It please refers to Fig.1 to Fig.3, the present invention provides a kind of movable cover device 300, which is suitable for being provided with
The truck of longitudinal opposite opened removable top cover, to open or close the removable top cover on truck loading space 900.The present invention
The movable cover device 300 of offer includes column 310, rotating mechanism 320 and movable cover mechanism 330: column 310 is fixedly installed on track two
Installation foundation on the ground of side, as entire movable cover device 300；Rotating mechanism 320 is rotatablely arranged at the top of column 310
Portion, rotating mechanism 320 include rotating arm 321, rotation support 322 and rotating electric machine 323, and rotating arm 321 passes through rotation support 322
It is rotatably connected at column 310, column 310 is vertically arranged, and rotating arm 321 is horizontally disposed, and rotating arm 321 can be in the horizontal plane
Rotation, power source of the driving motor as rotating arm 321 can drive rotating arm 321 directly or by rotation support 322 indirectly
Rotation；Movable cover mechanism 330 is set to the one end of rotating arm 321 far from column 310, and movable cover mechanism 330 can be equipped with movable top
When the open-top car of lid is equipped at the track of movable cover device 300 by two sides, backstop removable top cover, but the normal row of open-top car is not influenced
It sails, so that relative displacement occurs between removable top cover and open-top car, completes opening or closing for removable top cover.When 321 turns of rotating arm
It is dynamic as parallel track when, referred to as original state, when rotating arm 321 turns to above track, referred to as working condition；For not
When needing to open or close removable top cover, such as the vehicle that passes through on track is general wagon or other do not set the vehicle of removable top cover
, rotating arm 321 is in original state, due to being equipped with certain distance, and rotating arm 321 and track between column 310 and track
In parallel, then entire movable cover device 300 is completely on the outside of track, does not influence the normally travel of open-top car；When needing to open and close
When removable top cover, rotating mechanism 320 drives rotating arm 321 to rotate 90 ° to track side, and rotating arm 321 is located above track, dials
Lid arrangement 300 can backstop removable top cover to complete it is opened or closed.
Also, in movable cover device 300 provided by the present invention, movable cover mechanism 330 includes connecting rod 331, the first otic placode
334, pin shaft 332 and idler wheel 333,331 one end of connecting rod are connected to the rotating arm 321 in removable top cover movable cover device 300, separately
One end be fixedly installed with the first otic placode 334 (otic placode structure is common mechanical structure, is used to lift or install axial workpiece, compared with
It is that one block of round thick steel plate is connected to main member by welding manner for common structure, steel plate is equipped with through-hole), the first otic placode
334 are equipped with the first mounting hole, and pin shaft 332 is arranged in the first mounting hole, and idler wheel 333 is rotatablely arranged on pin shaft 332.
When removable top cover is stirred by movable cover mechanism 330, movable cover mechanism 330 is kept in contact with removable top cover always, when movable cover mechanism 330 is whole
When translation or rotation occurring in the opening procedure of a removable top cover, movable cover mechanism 330 and removable top cover can generate friction.It is not provided with
The movable cover mechanism 330 of above-mentioned rollers 333, generates dry friction between removable top cover, long-time service will lead to movable cover mechanism 330 or
Removable top cover abrasion is even failed.Movable cover mechanism 330 is contacted using idler wheel 333 and removable top cover, can convert dry friction to
Rolling friction reduces abrasion, increases service life, when failing even if long-time service abrasion is excessive, is only with replacement idler wheel 333
It can continue normal use.
Preferably, referring to Fig. 2, connecting rod 331 is connected to one of rotating arm 321 in removable top cover movable cover device 300
End is provided with the second otic placode 335, and the second otic placode 335 is equipped with the second mounting hole, is provided with shaft in the second mounting hole；Accordingly
, installation otic placode is provided on rotating arm 321, shaft is arranged in the second otic placode 335 and installation otic placode, and utilizes bearing, axle sleeve
Etc. common rotating device, entire movable cover mechanism 330 is rotated relative to rotating arm 321.When movable cover mechanism 330 and activity
When top cover is disengaged by rotating manner, it is clear that, can be to movable cover mechanism when removable top cover is fully opened and moved on open-top car
330 generate larger friction, and the idler wheel 333 for being set to movable cover mechanism 330 and removable top cover contact position can rub this well
Wiping is converted into rolling friction, effectively reduces the abrasion of movable cover mechanism 330 and removable top cover.
Further, Fig. 2 and Fig. 3 are please referred to, for that can rotate and be provided with the movable cover device 300 of balance weight mechanism 350,
The one side of movable cover mechanism 330 towards its movement tendency is equipped with cushion 337, determines correspondingly, being provided in rotating mechanism 320
Position block, cushion 337 are kept in contact with locating piece when movable cover mechanism 330 is not contacted with removable top cover and is in original state.
Since movable cover mechanism 330 is under the effect of balance weight mechanism 350, there is the trend moved to a certain specific direction always, it is real as shown
Example is applied, has the trend of right direction movement in digraph always.Locating piece is set on rotating mechanism 320, it being capable of backstop movable cover
Mechanism 330, is at optimum Working, prevents movable cover mechanism 330 from rotating position.Movable cover mechanism 330 is by movable top caping
Push away, after turning an angle, removable top cover and movable cover mechanism 330 are disengaged, movable cover mechanism 330 by 350 action of balance weight mechanism,
Until movable cover mechanism 330 stops after encountering locating piece.Cushion 337 is set in movable cover mechanism 330, movable cover can be effectively reduced
The rigid shock that locating piece generates is hit when mechanism 330 moves, and reduces abrasion.It should be understood that cushion 337 can be by rubber
The common flexible engineering material such as glue, nylon is made.
On the other hand, for that can rotate and be provided with the movable cover device 300 of balance weight mechanism 350, for the ease of counter weight machine
The assembling of structure 350 and movable cover device 300, the one side of movable cover mechanism 330 towards its movement tendency are equipped with third otic placode 336, the
Three otic placodes 336 are equipped with third mounting hole, and third mounting hole can be coupled with the components in balance weight mechanism 350.For example,
In embodiment as shown, the wirerope of balance weight mechanism 350 can be directly arranged in third mounting hole.
Preferably, referring to Fig. 2, the first otic placode 334 is arranged in pairs in the two sides of connecting rod 331, pin shaft 332 is worn and two
Between a first otic placode 334, idler wheel 333 is also disposed between two the first otic placodes 334.Specifically, pin shaft 332 is pin with split pin hole,
It is realized and is rotatablely connected by bearing between pin shaft 332 and idler wheel 333.
Preferably, gusset is equipped between two the first otic placodes 334, gusset can be improved the intensity of two the first otic placodes 334
And rigidity, so that the deformation that two the first otic placodes 334 occur in 333 stress of idler wheel is smaller, and then reduces and idler wheel 333 is rotated
Influence.
Preferably, referring to Fig. 2, connecting rod 331 includes square tube 3311 and the sealing plate 3312 for being set to 3311 both ends of square tube.
Square tube 3311 is common structure material, cheap, model standardization, can be according to the demand flexible choice of movable cover mechanism 330.In
3311 both ends of square tube setting sealing plate 3312 can reduce rainwater or sundries enters square tube so that the through-hole in square tube 3311 seals
Corrosion is generated to square tube 3311 inside 3311.
Preferably, connecting rod 331 is welded as a whole with the first otic placode 334, the second otic placode 335, third otic placode 336, also may be used
It the common mode that is fixedly connected such as is bolted, rivets to be connected as one.
Preferably, the material of idler wheel 333 is polyurethane, and polyurethane wheel mechanical intensity is high, good toughness, have higher tension,
Compression strength, it is strong to the absorbability for impacting, answering force vibration, it can effectively reduce between movable cover mechanism 330 and removable top cover
Impact.
Preferably, referring to Fig. 1, truck removable top cover is longitudinal split folding removable top cover comprising two
A top cover unit 100, the mobilizable one end of each top cover unit 100 are provided with touch head, and touch head, which is stretched out upwards and is higher than, lives
Dynamic other positions of top cover.When truck equipped with removable top cover enters bulk cargo station, removable top cover is in close state, and is passed through
When removable top cover movable cover device 300, rotating arm 321 is in running order, so that movable cover mechanism 330 is located above railroad track,
And the projection section overlapping of movable cover device 300 and touch head in open-top car driving direction, movable cover device 300 being capable of backstop touchings
Head, so that top cover unit 100 is static relative to ground, while open-top car main body is still moving on, i.e. removable top cover and open-top car master
It is subjected to displacement between body, by this kind of mode, completes the opening of truck removable top cover；When removable top cover opening extremely limits
Set can not be further continued for movement when, in order to avoid movable cover device 300 continue and touch head backstop, lead to movable cover device 300 or activity
Top cover damage, after removable top cover fully opens, rotating mechanism 320 drives rotating arm 321 to rotate to open-top car direction of travel side, band
Dynamic movable cover device 300 is detached from touch head, and open-top car and removable top cover move on.The closing process of removable top cover is identical with this.
Preferably, referring to Fig. 4, removable top cover movable cover device 300 further includes elevating mechanism 340, elevating mechanism 340 is arranged
Between rotating mechanism 320 and movable cover mechanism 330, it is able to drive movable cover mechanism 330 and moves up and down.Since truck type is more
Kind multiplicity, the type of removable top cover is not also identical, causes on removable top cover to touch and be formed the touch head of backstop with more
Kind height, in order to adapt to the removable top cover of different height, movable cover device 300 is additionally provided with elevating mechanism 340, elevating mechanism 340
It is able to drive the up and down motion of movable cover mechanism 330, movable cover device 300 is made to be in different height to the position of backstop removable top cover.
Meanwhile elevating mechanism 340 when removable top cover fully opens or closes while can also rise, so that movable cover mechanism 330 and work
Dynamic top cover is detached from, and prevents movable cover device 300 or removable top cover from damaging.
Specifically, referring to Fig. 5, elevating mechanism 340 includes elevator platform 341, fluctuating orbit 342,343 and of lifting motor
Lead screw, 342 fixed vertical of fluctuating orbit are set to the one end of rotating arm 321 far from column 310, the sliding setting of elevator platform 341
In in fluctuating orbit 342, lead screw includes lead screw shaft and feed screw nut, and lead screw shaft is connected to lifting motor 343, and feed screw nut is fixed
It is connected to elevator platform 341, lifting motor 343 drives lead screw shaft rotation, and the rotation of lead screw shaft is converted straight line by feed screw nut
Movement, and the elevator platform 341 being connected thereon is driven to slide up and down along fluctuating orbit 342.
Preferably, rotation support 322 includes that bearing, connection rack and gear transmission unit, bearing inner race are fixedly connected on
Column 310, outer ring are arranged with driven gear 325, and connection rack one end is fixedly connected on driven gear 325 towards upper side
Face, the other end are fixedly connected on rotating arm 321, driving gear 324, driving gear are provided on the output shaft of rotating electric machine 323
324 engage with driven gear 325 and form gear transmission unit, and rotating electric machine 323 rotates, and driving gear 324 is driven to rotate, main
Moving gear 324 drives driven gear 325 to rotate, and driven gear 325 drives connection gantry rotation, and connection rack drives rotating arm
321 rotations.
Preferably, gear drive further includes transmission gear, and transmission gear is one or more, and transmission gear is set to
Between driving gear 324 and driven gear 325, driving gear 324, transmission gear and driven gear 325 intermesh.By multistage
The gear transmission unit that transmission gear is constituted, can be rotated by lesser drive force rotating mechanism 320, corresponding to rotate
The rated output power of motor 323 reduces, and the size and weight of rotating electric machine 323 reduce, so that the ruler of entire movable cover device 300
Very little and weight reduces.
Preferably, removable top cover movable cover device 300 further includes balance weight mechanism 350, balance weight mechanism 350 include counterweight element and
Transfer unit, transfer unit is connected to counterweight element, while movable cover device 300 includes movable cover arm and locating piece, movable cover arm one end
It is rotatablely arranged at rotating mechanism 320, the other end is connect with transfer unit, and locating piece is fixedly installed on rotating mechanism 320,
Counterweight element can apply active force to movable cover arm by transfer unit, so that movable cover arm is resisted against on locating piece and in vertical
Downward state.
Preferably, transfer unit includes fixed pulley group and wirerope, and one end of wirerope is fixedly connected on counterweight element, separately
One end is fixedly connected on movable cover arm, and wirerope is set around fixed pulley group, and by fixed pulley group is generated counterweight element vertical
The power in direction is converted into the power for acting on the horizontal direction of movable cover arm.
Preferably, fixed pulley group includes the first fixed pulley 351, the second fixed pulley 352 and third fixed pulley 353, and first is fixed
Pulley 351 is set to 310 upper end of column, and the second fixed pulley 352 is set to top of the rotating mechanism 320 far from 310 one end of column,
Third fixed pulley 353 is set to bottom of the rotating mechanism 320 far from 310 one end of column, and the lower end of third fixed pulley 353 and dials
The lower end of lid arm is substantially at same level.
Preferably, counterweight element is clump weight, and clump weight applies certain active force to movable cover arm by transfer unit, should
Active force remains constant during movable cover arm rotates, so that movable cover arm is always leaned on far from one end at rotation connection
The trend of nearly locating piece.When movable cover arm is not in contact with removable top cover, movable cover arm is resisted against on locating piece always, and keeps vertical shape
State.During removable top cover is opened, when movable cover arm contact arrives removable top cover, since the power for driving removable top cover to move is less than matching
Pouring weight does not still rotate the active force of movable cover arm, movable cover arm, is held against the state of locating piece；When removable top cover fully opens
When, since removable top cover can't continue to exercise, it can be considered that removable top cover and open-top car are an entirety, then removable top cover is to movable cover arm
Power be equivalent to the movement of entire open-top car and the active force to movable cover arm that generates, which is applied to movable cover much larger than clump weight
The power of arm, at this time movable cover arm rotation under the driving of removable top cover, movable cover arm no longer hinder the movement of removable top cover, removable top cover
It is moved through rear movable cover arm and returns to upright position under the action of clump weight, prepare to open next removable top cover.Removable top cover
Closing process is identical as opening procedure.
Preferably, clump weight is made of the superposition of multiple weight stacks.It is single that transmitting is fixedly connected on positioned at the weight stack of bottom
One end of member, in clump weight the superposition of remaining weight stack on the weight stack of bottom.By the counterweight for being superimposed different number
Piece adjusts the weight of entire clump weight, to adapt to a variety of different types of removable top covers.
Preferably, counterweight element is spring, and spring applies certain active force to movable cover arm by transmission mechanism, so that dialling
Lid arm always has the tendency that close locating piece far from one end at rotation connection；And with the movement of movable cover arm, the position of spring
Shifting changes, the active force also corresponding change.When movable cover arm is not in contact with removable top cover, spring has been in tensional state, and
Applying a lesser power to movable cover arm makes movable cover arm be resisted against locating piece always, and movable cover arm is made to keep vertical state.It is living
In the process that dynamic top cover is opened, when spring is greater than the power of driving removable top cover movement to the initial forces that movable cover arm applies
When, movable cover arm is resisted against locating piece and removable top cover is driven to open；It is driven when spring is less than the initial forces that movable cover arm applies
When the power of dynamic removable top cover movement, movable cover arm turns an angle first, and movable cover arm rotates extension spring, so that spring is to movable cover
The active force of arm increases, until spring is greater than the power of driving removable top cover movement to the active force of movable cover arm, movable cover arm is kept should
Turned position or in the position neighbouring fuctuation within a narrow range, and removable top cover band is driven to open；It should be noted that movable cover arm rotates and makes spring pair
The active force of movable cover arm is greater than the power of driving removable top cover movement during this, and movable cover arm is kept in contact with removable top cover always
And backstop action can be played.After removable top cover fully opens, since removable top cover can't continue to exercise, removable top cover can be considered
It is an entirety with open-top car, then removable top cover is equivalent to the work to movable cover arm that entire open-top car is moved and generated to the power of movable cover arm
Firmly, which can be applied to the power of movable cover arm much larger than spring, movable cover arm rotation under the driving of removable top cover at this time,
Movable cover arm no longer hinders the movement of removable top cover, and removable top cover is moved through rear movable cover arm and returns to vertical position under the action of the spring
It sets, prepares to open next removable top cover.The closing process of removable top cover is identical as opening procedure.
Preferably, Fig. 4 is referred to, column is equipped with ladder 380 and guardrail 390, and ladder 380 can facilitate operator to climb
At the top of upper pillar stand, care and maintenance is carried out to movable cover device, guardrail 390 can prevent personnel from surprisingly falling when climbing ladder 380,
Reduce the risk of injury to personnel.
There is the roof system of movable cover device provided by the invention to elaborate application below:
Apply the truck removable top cover system of movable cover device provided by the invention, including mounting rack, top cover list
Member, sliding rail and movable cover device:
Mounting rack includes mounting plate and supporting leg, and supporting leg one end is fixedly installed in side wall and headwall, and side plate is fixedly installed in branch
The other end of leg.The size of side plate can be adjusted accordingly according to the truck of different model, and solid by multiple supporting legs
Surely loading space, and the installation foundation as top cover unit in removable top cover system are connected to.
Top cover unit can be unfolded or fold, and have corresponding unfolded state and folded state, and top cover unit is in exhibition
It, can be to being closed at the top of open-top car loading space when open state；When top cover unit is in folded state, it can shrink in loading space edge
The end of length direction, so that being opened at the top of loading space.One end of top cover unit is provided with end crossbeam, is provided on the crossbeam of end
Stop mechanism.
The sliding rail being set on mounting rack comprising the first track, the first track are horizontally disposed in installation
Top of the trellis；Open-top car loading space includes side wall and headwall, and sliding rail is arranged in pairs in the side of loading space two sides along its length, on, top
Cap unit can slide in the sliding track, to realize the expansion and folding of entire top cover unit.
It is set to the movable cover device on ground, when truck operation, movable cover device can hinder the movement of stop mechanism,
So that stop mechanism drives top cover unit and loading space that relative motion occurs, the expansion and folding of top cover unit are completed.
The above-mentioned removable top cover system formed using top cover unit, sliding rail and movable cover device, can be in truck
When needing handling goods, the on and off of top cover is completed using the kinetic energy of truck itself, structure is simple, and it is easy to operate,
It can effectively reduce when open-top car transports cargo since the loss generated is opened wide and to the pollution of environment in top.
Preferably, top cover unit includes multiple block pieces and multiple connecting shafts.Multiple block pieces are used to cover the top of loading space
Portion is open.Multiple connecting shafts are parallel to each other and are slidably disposed at the open top of loading space, and multiple connecting shafts have two-by-two
Be spaced pre-determined distance first state, and two-by-two with respect to against the second state.The two sides of each block piece respectively with it is adjacent
Two connection axis connections, when multiple connecting shafts are in first state, multiple block pieces cover the open top of loading spaces.It blocks
Part includes the first cover board and the second cover board, and the first cover board and the second cover board are hinged by hinge arrangement, and is had opposite
The state of expansion and state folded against.Side of first cover board far from the second cover board and a connecting shaft are hinged, the second lid
Side of the plate far from the first cover board and adjacent connecting shaft are hinged, when multiple connecting shafts are in first state, the first cover board and
Second cover board is in the state of opposite expansion.When multiple connecting shafts be in two-by-two with respect to against the second state when, the first cover board
It is folded against with the second cover board, so that the open top of loading space is opened.Also, connecting shaft both ends are provided with sliding equipment, sliding
Mechanism is set in sliding rail, so that connecting shaft can be slided along sliding rail, and then is driven the expansion of top cover unit or is folded.It is excellent
Choosing, the length of the first track is greater than the length of side wall, when top cover unit is in contraction state, can shrink completely in the first track
The convex section at the top of open-top car loading space is protruded from, so that fully opening at the top of loading space.
Preferably, sliding rail further includes the second track and third track.First track is horizontally disposed in installation
Top of the trellis, the second track are set to mounting rack side along the vertical direction, and third track connects the first track and the second track；Its
In, the second track and third track can be considered that the first track protrudes from the convex section of open-top car loading space and bends downward to obtain.Work as top cover
When unit is in folded state, can full retraction in the second track or the second track and third track so that at the top of loading space
It is completely open.Even if still having certain thickness after shrinking due to top cover unit, so accommodating the cunning of top cover unit under folded state
Dynamic rail road should have certain length.The second track on vertical direction is set, it can be to avoid due to the first track protrusion loading space
Convex section is too long, so that the spacing between two neighboring loading space is shortened or even interfered.
It is above-mentioned that top cover unit is contracted to the convex section that the first track protrudes from open-top car loading space, or shrink in being set to goods
In second track of two end side surface of compartment elongatedness direction, it is for making fully opening at the top of loading space.Because of truck, especially
The truck of the shots shape cargos such as coal, building stones is transported, is usually that open-top car loading space is passed through tippler to overturn when unloading
180 °, so that loading space is poured out in cargo.If top cover unit cannot make to fully open at the top of loading space after shrinking, on the one hand will affect
The rate that cargo is toppled over can also impact top cover unit when another aspect cargo is toppled over, there is the risk for causing top cover unit to damage.
Preferably, the quantity of top cover unit is two, and top cover unit includes the first top cover and the second top cover, two top cover lists
Member is relatively arranged on the two sides of loading space, forms a kind of door-opening type structure.Correspondingly, the second track on loading space also has two
Section, is set to the both ends of open-top car loading space along its length.Meanwhile linkage mechanism, linkage mechanism are equipped between two top cover units
Can make the activity of two top cover units has relevance, always opens simultaneously or closes.
In some embodiments, for being provided with the opposite opened removable top cover of linkage mechanism, only in top cover unit
Some on be arranged stop mechanism, below by the first top cover be arranged stop mechanism for be illustrated.When open-top car is run, top
Cap unit is in close state, and the one end for being provided with the second top cover first passes around movable cover device, due to not setting only on the second top cover
The first half of retaining device, loading space will not collide with movable cover device.The closed portion of loading space latter half, i.e. the first top cover institute
When lease making crosses movable cover device, the stop mechanism on movable cover device and the movable one end of the first top cover is collided, and drives the first top cover folding
It folds and generates movement relative to loading space；Meanwhile first top cover pass through linkage mechanism drive the second top cover movement, the two movement velocity
It is identical, it is contrary.When the complete folding shrinking of the first top cover, the second top cover also synchronously completes folding shrinking, so that loading space top
Portion fully opens.It is equivalent to the first top cover at this time as driving link, the second top cover as driven member is driven to move.But it should infuse
Meaning, the opposite opened removable top cover of such passive fit form of master, it is desirable to close top cover, open-top car needs to reverse end for end, that is, when closing top cover
The one end for needing to be provided with the first top cover first passes around movable cover device, can normally complete the closing motion of top cover.
In other embodiment, for being provided with the opposite opened removable top cover of linkage mechanism, two top cover units
On be provided with stop mechanism, the stop mechanism on two top cover units shifts to install.For example, open-top car is from south to north when driving,
First top cover is located on loading space by northern one end, i.e., the first top cover first passes around movable cover device when open-top car passes through movable cover device,
Stop mechanism on first top cover is set to open-top car west side, and the stop mechanism on the second top cover is set to open-top car east side.Open-top car
When unloading into landing place, top cover unit is in close state, and open-top car, which first passes around, is set to uncapping for landing place south
With movable cover device, uncaps and be set to railroad track east side with movable cover device.When open-top car passes through, filled positioned at uncapping for east side with movable cover
Setting will not collide with the stop mechanism for being located at west side on the first top cover, can only touch with the stop mechanism for being located at east side on the second top cover
It hits, and the second top cover is driven to fold, while the second top cover drives the first top cover to fold by linkage mechanism, complete top cover unit
It opens.Continue form from south to north after open-top car discharged, by the pass lid movable cover mechanism in landing place the north, closes to cover to use and dial
Lid mechanism is set to railroad track west side.When open-top car passes through, positioned at west side pass lid movable cover device will not on the second top cover
Stop mechanism positioned at east side collides, and can only collide with the stop mechanism for being located at west side on the first top cover, and drive the first top cover
Expansion, while the first top cover drives the second top cover to be unfolded by linkage mechanism, completes the closing of top cover unit.
Preferably, linkage mechanism includes driving wheel, endless drive part and end crossbeam, and two driving wheels are set to loading space edge
The both ends of length direction；Endless drive part is set on two driving wheels, and can be rotated around driving wheel, endless drive part position
More top half portion is divided into upside driving member, and the driving member of position more on the lower is downside driving member, two top cover units
End crossbeam is respectively fixedly connected in upside driving member and downside driving member.For example, the first top cover is connected to upside driving member, the
Two top covers are connected to downside driving member, and when the folding of the first top cover opens top cover unit, the first top cover end crossbeam is transported to the left
It is dynamic, drive upside driving member to move downward, so that endless drive part rotates counterclockwise.Meanwhile downside driving member moves right, and
The second top cover end crossbeam is driven to move right, so that the second top cover folds.
Preferably, linkage mechanism includes sprocket wheel and chain.Skate machine at first top cover and the second top cover upper end crossbeam
Structure is fixedly connected by long connecting plate with short connecting plate with chain respectively, meanwhile, in order to prevent chain because own wt it is sagging,
Chain support plate is additionally provided on mounting rack, chain passes through the fluting in multiple chain support plates.Sprocket wheel chain controls top cover unit
The synchronous working principle opened is identical as the working principle of driving wheel and driving member, repeats no more in this.
It should be understood that sprocket wheel and chain interoperation, rope sheave and wirerope cooperation etc. are some enforceable modes,
His common synchronous drive mechanism, such as belt wheel and belt, can be applied to removable top cover system provided by the present invention.
Preferably, for being provided with the opposite opened removable top cover of linkage mechanism, linkage mechanism is also connected with driving mechanism, drives
Motivation structure can be with active drive linkage mechanism, so that linkage mechanism drives the completion of top cover unit to open or close.For example, for upper
The top cover unit equipped with driving wheel and endless drive part is stated, driving mechanism is motor, and motor is directly connected to or by deceleration mechanism
It is connected to driving wheel, and driving wheel can be driven to rotate, endless drive part is tensioned to driving wheel, and driving wheel rotation can drive annular biography
Moving part rotation, and then drive top cover unit motion.In another example for being equipped with the removable top cover of chain and sprocket wheel as linkage mechanism
System, the arrangement of chain sprocket and the connection type with top cover unit, the set-up mode with above-mentioned driving wheel and driving member
It is similar.Motor is set, and motor may connect to sprocket wheel, and drive sprocket drives chain rotation, or is connected to chain, directly drives chain
Item rotation.It should be understood that both the above form is some embodiments of a driving mechanism and a linkage mechanism, machinery neck
Other common a driving mechanism and a linkage mechanisms are equally applicable for removable top cover system provided by the present invention in domain.
Preferably, linkage mechanism is equipped with regulating mechanism.Regulating mechanism includes bolt, and driving wheel is installed by regulating mechanism
In on top cover unit, by adjusting bolt, the distance between adjustable two driving wheels, and then of endless drive part is adjusted
Clamp force.It should be understood that bolt be it is a kind of can be applied to mode of the invention, other common tensile force adjusting mechanisms also may be used
Applied to the present invention.
Preferably, sliding rail further includes locating part, and for there was only the sliding rail of the first track, locating part is set to
The both ends end of one track.For including the sliding rail of the second track, third track, it is vertical that locating part is set to the second track
The end of direction on the lower.Sliding equipment in top cover unit is slideably positioned in sliding rail, in order to prevent top cover unit
When contraction, sliding equipment is deviate from sliding rail, and locating part is arranged in the second track end.When top cover unit is shunk, most
Sliding equipment close to locating part is contacted with locating part, and does not continue to move, so that sliding equipment will not work as from sliding rail
Middle abjection.
Preferably, the quantity of top cover unit is one.For the loading space of a top cover unit, top cover unit expansion is arranged
It should be able to be completely covered under state at the top of entire loading space, the side at the top of loading space is contracted under folded state, so that complete at the top of loading space
It is complete to open.When opening at the top of open-top car, open-top car is stopped along a direction form, the stop mechanism at top cover unit activity end by movable cover device
Gear drives top cover unit to fold, and completes the folding of top cover unit, and the process closed at the top of open-top car is opposite with opening procedure.Only set
A top cover unit is set, then does not have to setting linkage mechanism, simplifies the structure of removable top cover system, and improve removable top cover
The reliability of system.It should be noted that open-top car one end that stop mechanism is located at should be first when opening or closing at the top of open-top car
By movable cover device, so that movable cover device can open or close top cover unit.
Preferably, the quantity of movable cover device is 2, and 2 movable cover devices are relatively arranged on the two sides of railroad track.Accordingly
, stop mechanism is also equipped with 2, and 2 movable cover devices are corresponded respectively to when top cover unit opens or closes.Due to top cover list
Member is limited by weight and structure, and the power size that stop mechanism can be provided is limited, and one group of stop mechanism and movable cover device is only arranged
It may result in and open or close power deficiency；Simultaneously as movable cover device is set to railway two sides, a movable cover device is set
When, active force only is applied to the stop mechanism of certain side on top cover unit, may cause two sliding rails of removable top cover system
The sliding at place mismatches, and causes stuck phenomenon.Two movable cover devices are set, the effect to top cover unit on the one hand can be increased
On the other hand power can exert a force simultaneously from top cover unit two sides, the movement at two sliding rails is avoided to mismatch.
Preferably, the material of block piece is rigid in top cover unit.Rigid block piece shape is cuboid,
Length is equal to the width at the top of loading space, and thickness can be depending on specific requirements, and thickness is within the scope of 1mm-20mm under normal circumstances.
Rigid block piece can cover at the top of loading space when top cover unit is opened, prevent external sundries from entering in loading space or in loading space
Cargoes from scattering.Meanwhile rigid block piece can also play certain connection function, protect so that the sliding equipment at connecting shaft both ends moves
Hold synchronization.Further, in order to avoid between two adjacent rigid block pieces there are gap, can be in two rigid block pieces
Filled with flexible materials such as tarpaulins at gap, neither influence top cover unit is normal flexible, and can prevent because of rigid block piece
Between cargoes from scattering caused by gap or sundries enter.
Preferably, removable top cover system further includes retaining mechanism.Retaining mechanism is set on top cover unit, when top cover unit
Expansion, after closing at the top of loading space, retaining mechanism can carry out locking to top cover unit, so that top cover unit is in expansion
State can not fold, and keep the closing to loading space.For example, locking device includes being respectively set for opposite opened removable top cover
Lock body and lock tongue on two top cover units, when two top cover units are unfolded, lock body and lock tongue are close to each other, and top cover unit is complete
When full expansion, lock tongue is inserted into lock body, be not by more than the effect in a certain size, lock tongue and lock body keep locking shape
State, so that two top cover units can not fold.Itself shaking or some other unexpected factors are to top cover when due to open-top car operation
Unit applied force may cause top cover unit and be opened accidentally when driving in open-top car, and setting retaining mechanism can be to avoid top cover unit
Because being opened accidentally.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of movable cover mechanism characterized by comprising connecting rod, the first otic placode, pin shaft and idler wheel, described connecting rod one end
It is connected to removable top cover movable cover device, the other end is fixedly installed with first otic placode, and first otic placode is equipped with the first peace
Fill hole, the pin shaft is set in the mounting hole, and the idler wheel is rotatablely arranged at the pin shaft, the idler wheel be used for
Removable top cover is in rolling contact.
2. movable cover mechanism according to claim 1, which is characterized in that the connecting rod is provided with the second otic placode, the second ear
Plate is equipped with the second mounting hole, and the connecting rod is by being arranged shaft in second mounting hole to be rotationally connected with movable top
Lid movable cover device.
3. movable cover mechanism according to claim 2, which is characterized in that movable cover mechanism side is provided with cushion, institute
The locating piece stated in cushion and removable top cover movable cover device cooperates, and the cushion and locating piece can limit the movable cover machine
Rotation of the structure relative to removable top cover movable cover device.
4. movable cover mechanism according to claim 1, which is characterized in that movable cover mechanism side is provided with third otic placode,
Third mounting hole is provided on the third otic placode.
5. movable cover mechanism according to claim 1, which is characterized in that first otic placode is arranged in pairs in the connecting rod
Two sides, the idler wheel is set between two first otic placodes.
6. movable cover mechanism according to claim 5, which is characterized in that be provided with gusset between two first otic placodes.
7. movable cover mechanism according to claim 1, which is characterized in that the connecting rod includes square tube and sealing plate, the envelope
Plate is set to the both ends of the square tube.
8. movable cover mechanism according to claim 1, which is characterized in that the connecting rod and the first otic placode are welded as a whole.
9. movable cover mechanism according to claim 1-8, which is characterized in that the material of the idler wheel be polyurethane or
Nylon.
10. a kind of movable cover device, which is characterized in that the movable cover device includes dialling as claimed in any one of claims 1-9 wherein
Lid mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555848.3A CN110203229A (en) | 2019-06-25 | 2019-06-25 | Movable cover mechanism and movable cover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555848.3A CN110203229A (en) | 2019-06-25 | 2019-06-25 | Movable cover mechanism and movable cover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110203229A true CN110203229A (en) | 2019-09-06 |
Family
ID=67794680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910555848.3A Pending CN110203229A (en) | 2019-06-25 | 2019-06-25 | Movable cover mechanism and movable cover device |
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| Country | Link |
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| CN (1) | CN110203229A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023207618A1 (en) * | 2022-04-27 | 2023-11-02 | 中车长江运输设备集团有限公司 | Sliding seat mechanism, guide device, open freight car, and freight train |
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| WO2019062551A1 (en) * | 2017-09-27 | 2019-04-04 | 株洲华盛实业有限公司 | Method and mechanism for operating movable and retractable top cover of convertible railway freight compartment |
| CN210174867U (en) * | 2019-06-25 | 2020-03-24 | 神华铁路货车运输有限责任公司 | Cover-pulling mechanism and cover-pulling device |
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| US20090235841A1 (en) * | 2008-03-21 | 2009-09-24 | Baranowski Kenneth M | Railcar cover |
| WO2011017859A1 (en) * | 2009-08-14 | 2011-02-17 | 齐齐哈尔轨道交通装备有限责任公司 | Cover apparatus for rail wagons and grain hopper car with the same |
| WO2019062551A1 (en) * | 2017-09-27 | 2019-04-04 | 株洲华盛实业有限公司 | Method and mechanism for operating movable and retractable top cover of convertible railway freight compartment |
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| WO2023207618A1 (en) * | 2022-04-27 | 2023-11-02 | 中车长江运输设备集团有限公司 | Sliding seat mechanism, guide device, open freight car, and freight train |
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| CB02 | Change of applicant information |
Address after: 419, block C, Shenhua building, 16 ande Road, Dongcheng District, Beijing, 100010 Applicant after: Shenhua Railway Equipment Co.,Ltd. Applicant after: CRRC Yangtze Co.,Ltd. Address before: 100010 Shenhua Building, 16 Ander Road, Dongcheng District, Beijing, 17 Floors, Block C Applicant before: SHENHUA RAIL AND FREIGHT WAGONS TRANSPORT Co.,Ltd. Applicant before: CRRC Yangtze Co.,Ltd. |
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