CN110217253A - For the self-locking mechanism of lorry unloading and with its railway freight-car - Google Patents
For the self-locking mechanism of lorry unloading and with its railway freight-car Download PDFInfo
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- CN110217253A CN110217253A CN201910556143.3A CN201910556143A CN110217253A CN 110217253 A CN110217253 A CN 110217253A CN 201910556143 A CN201910556143 A CN 201910556143A CN 110217253 A CN110217253 A CN 110217253A
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- self
- locking mechanism
- dustproof cover
- car body
- locking piece
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- 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
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The present invention provide it is a kind of for lorry unloading self-locking mechanism and with its railway freight-car.The self-locking mechanism, comprising: mounting base is installed on the top end transverse member of the headwall of car body；And locking piece, it is rotatably installed on the top end transverse member, and can rotate under the effect of gravity relative to the mounting base；When the car body, which rotates, to overturn, the locking piece is rotated relative to the mounting base under the effect of gravity, and is abutted with the dustproof cover of cap structure；There is default spacing when the car body operates normally, between the locking piece and the dustproof cover.In this way, dustproof cover is reliably locked the end that part is locked in car body when overturning, dustproof cover is avoided to block car body under the effect of gravity, guarantee that railway freight-car is normally unloaded, avoids damage cap structure.Meanwhile self-locking mechanism of the invention realizes the locking and unlock of dustproof cover by the self gravity driving of locking piece, structure is simple, is easy to use, reduces cost.
Description
Technical field
The present invention relates to cargo transport technical fields, more particularly to a kind of self-locking mechanism for lorry unloading and have
Its railway freight-car.
Background technique
Railway freight-car is the main vehicle in railway transportation, and quantity is most in existing railway freight-car total amount, it is main
The task that coal, ore, mine build the bulk supply tariffs such as goods and materials, timber, steel of transporting is undertaken, can also be used to transport some heavy machines
Tool equipment.Car body can be divided into two classes by unloading mode difference :-class is the open-top car suitable for manually or mechanically handling operation, another
Class is to organize into groups the open-top car for transporting, being unloaded with tippler suitable for fixed in column between large industrial enterprise, yard, harbour.Railway
Open-top car with cover and hopper wagon with cover are common vehicles in railway transportation, and it is special to dust-proof, rain-proof, radix saposhnikoviae etc. to be mainly used for transport
It is required that cargo.
Currently, the top cover of railway open-top car with cover includes removable cover and walking rails.When top cover is closed, cover board is along rail
Railway freight-car is blocked in road movement；When top cover is opened, cover board moves opening railway freight-car along walking rails.But work as railway freight-car
When rotation overturning unloading, removable top cover can be slided along walking rails under the effect of gravity, be blocked railway freight-car, hindered vehicle just
Often unloading results even in top cover damage.
Summary of the invention
Based on this, it is necessary to rotate what removable top cover sliding influence when overturning unloading was normally unloaded for current railway freight-car
Problem, provide it is a kind of for lorry unloading self-locking mechanism and with its railway freight-car.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of self-locking mechanism for lorry unloading, comprising:
Mounting base is installed on the top end transverse member of the headwall of car body；And
Locking piece is rotatably installed on the top end transverse member, and can rotate under the effect of gravity relative to the mounting base；
When the car body, which rotates, to overturn, the locking piece is rotated relative to the mounting base under the effect of gravity, and and cap structure
Dustproof cover abut；There is default spacing when the car body operates normally, between the locking piece and the dustproof cover.
The locking piece includes swing part and the stopper section that connect with the swing part in one of the embodiments,
One end that the swing part is connect with the stopper section is pivotally mounted to the mounting base；
When the car body, which rotates, to overturn, the swing part can be swung relative to the mounting base, and drive the backstop
Portion's movement, abuts the stopper section with the dustproof cover.
The stopper section is in tabular in one of the embodiments, and the flat end can be with the dustproof cover
It abuts.
The locking piece further includes limiting section in one of the embodiments, and the limiting section is set to the stopper section
End, and towards the dustproof cover stretch out；
When the car body, which rotates, to overturn, the stopper section passes through dustproof cover described in the limiting section clamping.
The locking piece further includes resistance part in one of the embodiments, and the resistance part is set to the stopper section
End；
When the stopper section is abutted with the dustproof cover, the resistance part for increase the stopper section with it is described dust-proof
Frictional force between lid.
The self-locking mechanism further includes lock shaft in one of the embodiments, and the locking piece, which has, installs the lock shaft
Mounting hole, the lock shaft wears the mounting hole and is fixed on the mounting base, and the locking piece can be rotated around the lock shaft.
The self-locking mechanism further includes axial limiting part in one of the embodiments, and the axial limiting part is set to
The lock shaft is installed on one end of the mounting base, for limiting the axial movement of the lock shaft.
The self-locking mechanism further includes bearing in one of the embodiments, and the bearing is installed in the mounting hole,
And it is abutted respectively with the lock shaft and the locking piece.
The self-locking mechanism further includes locating piece in one of the embodiments, and the locating piece is installed on the locking
The lock shaft of part two sides, and abutted respectively with the locking piece, for limiting the locking piece in the position of the lock shaft.
The locating piece includes the first positioning sleeve, hole locating part and the second positioning sleeve in one of the embodiments,
First positioning sleeve is installed on the mounting hole, and abuts with the two sides of the bearing, and the hole is installed on institute with locating part
The both ends of mounting hole are stated, and are abutted respectively with first positioning sleeve, second positioning sleeve is sheathed on the lock shaft, and part
The mounting hole is protruded into abut with the bearing.
The mounting base includes bottom plate and side plate in one of the embodiments, and the bottom plate is used for and the upper end
Beam connection, the side plate are installed on the bottom plate, are used for the rotatably mounted locking piece；
The mounting base further includes partition, and the partition is set to the bottom plate, and abuts with the side plate, is used to support
The bottom plate.
A kind of railway freight-car, including car body, cap structure and the self-locking mechanism as described in any of the above-described technical characteristic；
The car body includes chassis, the side wall for being relatively arranged on the chassis and the end for being set to the side wall both ends
Wall, the end coping have top end transverse member, and the self-locking mechanism is installed on the top end transverse member；
The cap structure is set to the top of the car body, including vehicle frame and is slidably set to the anti-of the vehicle frame
Dirt lid, the dustproof cover can be slided along the vehicle frame, to open or close the car body；
When the car body, which rotates, to overturn, the locking piece is abutted with the dustproof cover under the effect of gravity；When the vehicle
There is default spacing when body operates normally, between the locking piece and the dustproof cover.
Any of described top end transverse member has at least one described self-locking mechanism in one of the embodiments,.
After adopting the above technical scheme, the present invention at least has the following technical effect that
The self-locking mechanism unloaded for lorry of the invention and the railway freight-car with it, locking piece pass through mounting base and install
In on the top end transverse member of end wall of car body；There is default spacing, locking when car body operates normally, between the top and dustproof cover of locking piece
Part is not interfere with each other with dustproof cover；When car body, which rotates, to overturn, locking piece is rotated under self gravitation effect around mounting base, with it is anti-
Dirt lid abuts, and limitation dustproof cover is along moving, to lock dustproof cover.The current railway freight-car rotation of effective solution is overturned living when unloading
The problem of dynamic top cover sliding influences normal unloading, so that dustproof cover is reliably locked the end that part is locked in car body when overturning,
It avoids dustproof cover from blocking car body under the effect of gravity, guarantees that railway freight-car is normally unloaded, avoid damage cap structure.Meanwhile this
The self-locking mechanism of invention realizes the locking and unlock of dustproof cover by the self gravity driving of locking piece, and structure is simple, convenient for making
With reducing cost.
Detailed description of the invention
Fig. 1 is the main view of the self-locking mechanism of one embodiment of the invention；
Fig. 2 is the side view cutaway drawing of self-locking mechanism shown in FIG. 1；
Fig. 3 is the schematic diagram of the dustproof cover cooperation of self-locking mechanism shown in FIG. 1 and cap structure；
Fig. 4 is the perspective view of railway freight-car in an embodiment；
Fig. 5 is the perspective view that railway freight-car shown in Fig. 4 removes cap structure.
Wherein:
100- self-locking mechanism；
110- mounting base；
120- locking piece；
121- swing part；
The stopper section 122-；
130- lock shaft；
140- axial limiting part；
150- bearing；
160- locating piece；
The first positioning sleeve of 161-；
The hole 162- locating part；
The second positioning sleeve of 163-；
200- car body；
210- chassis；
220- side wall；221- top side rail；
230- headwall；231- top end transverse member；
300- cap structure；
310- vehicle frame；
320- dustproof cover.
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
The self-locking mechanism for lorry unloading and the railway freight-car with it of the invention is further elaborated in figure.It should
Understand, described herein specific examples are only used to explain the present invention, 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.
Referring to Fig. 1 to Fig. 5, the present invention provides a kind of self-locking mechanism 100 for lorry unloading.The self-locking mechanism 100 is answered
For in lorry, to facilitate lorry to carry out unloading operation.It, can also be with it should be understood that lorry here can be railway freight-car
For highway vehicle, in the present embodiment, only it is illustrated by taking railway freight-car as an example.It, can be with after railway freight-car uses self-locking mechanism 100
So that dustproof cover 320 is reliably locked the end that part 120 is locked in car body 200, dustproof cover 320 is avoided to hide under the effect of gravity
It keeps off a car body 200, guarantees that railway freight-car is normally unloaded, avoid damage cap structure 300.Meanwhile self-locking mechanism 100 of the invention is logical
Cross locking piece 120 self gravity driving realize dustproof cover 320 locking and unlock, structure is simple, be easy to use, reduce at
This.
Referring to fig. 4 and Fig. 5, railway freight-car include car body 200 and cap structure 300.Car body 200 is used for bearing goods.
The headwall 230 that car body 200 includes chassis 210, is relatively arranged on the side wall 220 of chassis 210 and is set to 220 both ends of side wall,
The top of headwall 230 has top end transverse member 231, and self-locking mechanism 100 is installed on top end transverse member 231.Chassis 210, side wall 220 and headwall
230 enclose the accommodating space being set as holding cargo.It is worth explanation, car body 200 is truck common at present, knot
Structure will not repeat them here.The top of side wall 220 has top side rail 221, and the top of headwall 230 has top end transverse member 231.
Cap structure 300 is set to the top of car body 200, including vehicle frame 310 and is slidably set to the anti-of vehicle frame 310
Dirt lid 320, dustproof cover 320 can be slided along vehicle frame 310, to open or close car body 200.The top of car body 200 has opening, vehicle
Frame 310 is installed on the top edge of car body 200, is used to support dustproof cover 320 thereon.Cap structure 300 is installed on car body 200
Afterwards, dustproof cover 320 is located at the top of top end transverse member 231, and dustproof cover 320 can be moved relative to car body 200, realizes car body 200
It is on and off.The foldable setting of dustproof cover 320.When the movement of dustproof cover 320 folds dustproof cover 320, dustproof cover 320 can be beaten
Driving body 200 can load cargo or unloading cargo into car body 200 at this time；The movement of dustproof cover 320 stretches dustproof cover 320
Zhan Shi, dustproof cover 320 closes car body 200, at this point it is possible to realize the transport of cargo.Optionally, dustproof cover 320 can be roller shutter
The covering plate structure that door or stacking fold.
In the present embodiment, only with railway freight-car transporting grain goods such as coal etc., and using tippler to unloading.It turns over
Vehicle device is existing structure, be will not repeat them here.
Referring to Fig. 1 to Fig. 5, in one embodiment, self-locking mechanism 100 includes mounting base 110 and locking piece 120.Installation
Seat 110 is installed on the top end transverse member 231 of the headwall 230 of car body 200.Locking piece 120 is rotatably installed on top end transverse member 231, and can
It is rotated under the effect of gravity relative to mounting base 110；When car body 200, which rotates, to overturn, locking piece 120 is opposite under the effect of gravity
It rotates in mounting base 110, and is abutted with the dustproof cover of cap structure 300 320；When car body 200 operates normally, locking piece 120
There is default spacing between dustproof cover 320.
Mounting base 110 plays fixed installation, locking piece 120 for realizing dustproof cover 320 locking.Locking piece 120 is logical
Cross the top end transverse member 231 that mounting base 110 is installed on car body 200, and make locking piece 120 be located at top end transverse member 231 and dustproof cover 320 it
Between.Locking piece 120 can realize the locking and unlock of dustproof cover 320 by self gravitation effect.It should be understood that railway freight-car
It generallys use tippler and carries out overturning unloading, when the rotation of car body 200 is unloaded, dustproof cover 320 can be under the effect of gravity along vehicle frame 310
Car body 200 is slided and blocked, and then the normal unloading of cargo can be stopped.Therefore, the present invention increases in 200 top end transverse member 231 of car body
Self-locking mechanism 100 locks the dustproof cover 320 when overturning by the locking piece 120 of self-locking mechanism 100.
Specifically, the tippler band rotation of motor vehicles bodies 200 is overturned when railway freight-car is unloaded using tippler, meanwhile, lock
Determine part 120 to rotate under self gravitation effect relative to mounting base 110, at this point, locking piece 120 is abutted with dustproof cover 320, backstop
Dustproof cover 320 is slided along vehicle frame 310.In this way, dustproof cover 320 will not block car body 200, and then the cargo in car body 200 can be with
Whole blankings facilitate the unloading of railway freight-car.When car body 200 operates normally, i.e., railway freight-car is in non-rotating state, such as
In the state that railway freight-car operation, parking, loading etc. are in positive in car body 200, locking piece 120 is under self gravitation effect
There is default spacing between dustproof cover 320, at this point, locking piece 120 will not backstop dustproof cover 320, dustproof cover 320 can be normal
Carry out operation on and off.
That is, locking piece 120 has latched position and unlocked position under the effect of gravity.When car body 200 rotates
When overturning, locking piece 120 is in the locked position under self gravitation effect, and locking piece 120 is abutted with dustproof cover 320, is realized anti-
The locking of dirt lid 320 limits；When car body 200 operates normally, locking piece 120 is in the unlocked position under self gravitation effect,
Locking piece 120 is separated with 320 phase of dustproof cover, realizes the structure of dustproof cover 320.
After railway freight-car is using the self-locking mechanism 100 of above-described embodiment, the positive lock and solution of dustproof cover 320 may be implemented
Lock, removable top cover sliding influences normal the problem of unloading when the current railway freight-car rotation overturning of effective solution is unloaded, so that turning over
Dustproof cover 320 is reliably locked the end that part 120 is locked in car body 200 when vehicle, and dustproof cover 320 is avoided to hide under the effect of gravity
It keeps off a car body 200, guarantees that railway freight-car is normally unloaded, avoid damage cap structure 300.Meanwhile self-locking mechanism 100 passes through locking piece
The locking and unlock of dustproof cover 320 are realized in 120 self gravity driving, and structure is simple, are easy to use, are reduced cost.
In one embodiment, locking piece 120 includes swing part 121 and the stopper section 122 connecting with swing part 121, pendulum
One end that dynamic portion 121 is connect with stopper section 122 is pivotally mounted to mounting base 110.When car body 200, which rotates, to overturn, swing part
121 can swing relative to mounting base 110, and stopper section 122 is driven to move, and abut stopper section 122 with dustproof cover 320.It swings
The one end in portion 121 is pivotally mounted to mounting base 110, and stopper section 122 is also installed in the end, and the other end of swing part 121 is
Free end.Swing part 121 is remained vertical state by gravity, at this point, swing part 121 can be according to the state of car body 200
It is adjusted correspondingly, and stopper section 122 is driven to do corresponding movement.
When car body 200 is in normal operation, swing part 121 keeps vertical state, and is in static relative to mounting base 110
State, stopper section 122 remain static also relative to mounting base 110, at this point, existing between stopper section 122 and dustproof cover 320
Preset space length will not influence the normal operation of dustproof cover 320.In 200 switching process of car body, since mounting base 110 is needed with vehicle
Body 200 rotates synchronously, and swing part 121 is needed to move relative to mounting base 110 to keep vertical state, stopper section by gravity
122 can also move synchronously with swing part 121, at this point, stopper section 122 be increasingly towards dustproof cover 320 stretching, and with dustproof cover 320
It abuts, with backstop dustproof cover 320, limits the movement of dustproof cover 320.
In one embodiment, stopper section 122 is in tabular, and flat end can be abutted with dustproof cover 320.Car body 200
When normal operation, flat stopper section 122 is parallel with the top surface of dustproof cover 320, at this point, baffle plate and dustproof cover 320 will not
It interferes.When car body 200 overturn when, stopper section 122 can constantly inclination stretch out, due to dustproof cover 320 lock top surface will not
It changes, the end of stopper section 122 is eventually abutted with dustproof cover 320.Illustratively, swing part 121 is swing arm, shape
For strip.
Illustratively, stopper section 122 and the T-shaped setting of swing part 121.In this way, locking piece 120 is adapted to both direction
Overturning unloading, simultaneously, moreover it is possible to so that locking piece 120 is kept on top end transverse member 231 balance.As shown in figure 3, locking piece 120 can
It is abutted with turning left with dustproof cover 320, can also turn right and be abutted with dustproof cover 320.
In one embodiment, locking piece 120 further includes limiting section, and limiting section is set to the end of stopper section 122, and direction
Dustproof cover 320 stretches out.When car body 200, which rotates, to overturn, stopper section 122 passes through limiting section clamping dustproof cover 320.Optionally, it limits
Position portion can be the position limiting structures such as hook portion, card slot or limited post.When car body 200 is overturn, stopper section 122 first passes through locating part
It is abutted with dustproof cover 320, with clamping dustproof cover 320.Limiting section can shorten the locking between locking piece 120 and dustproof cover 320
Path locks dustproof cover 320 convenient for locking piece 120, meanwhile, limiting section is also able to achieve the positive lock of dustproof cover 320, avoids preventing
Dirt lid 320 is unexpected to be slipped.
Certainly, in other embodiments of the invention, locking piece 120 may also comprise eccentric part such as cam etc., eccentric
Limiting section is set on component and passes through limiting section clamping dustproof cover 320 when eccentric part rotates.
In one embodiment, locking piece 120 further includes resistance part, and resistance part is set to the end of stopper section 122.Work as backstop
When portion 122 is abutted with dustproof cover 320, resistance part is used to increase the frictional force between stopper section 122 and dustproof cover 320.Optionally,
Resistance part is non-slip mat or anti-skid bulge.Stopper section 122 is abutted by resistance part with dustproof cover 320, in this way, limiting section can increase
Add the frictional force between stopper section 122 and dustproof cover 320, so that the reliable clamping dustproof cover 320 in stopper section 122, avoids dust-proof
Lid 320 slips.
Referring to Fig. 1 to Fig. 3, in one embodiment, self-locking mechanism 100 further includes lock shaft 130, and locking piece 120 has installation
The mounting hole of lock shaft 130, lock shaft 130 wear mounting hole and are fixed on mounting base 110, and locking piece 120 can be rotated around lock shaft 130.Lock
Axis 130 is rotatably mounted for realizing locking piece 120, and locking piece 120 can rotate freely under the effect of gravity around lock shaft 130.
Optionally, also there is block far from one end of mounting base 110 in lock shaft 130, locking piece 120 is limited by block and skids off lock shaft
130。
In one embodiment, self-locking mechanism 100 further includes axial limiting part 140, and axial limiting part 140 is set to lock shaft
130 are installed on one end of mounting base 110, for limiting the axial movement of lock shaft 130.Lock shaft 130 connect with mounting base 110 one
Attachment base is stretched out at end, and axial limiting part 140 is installed on one end that lock shaft 130 stretches out mounting base 110, so that lock shaft 130 is reliable
Be installed on mounting base 110, avoid lock shaft 130 from mounting base 110 slip.Illustratively, axial limiting part 140 is axis gear
Circle.
In one embodiment, self-locking mechanism 100 further includes bearing 150, and bearing 150 is installed in mounting hole, and respectively with
Lock shaft 130 and locking piece 120 abut.Illustratively, bearing 150 is roller bearing 150.The inner ring of bearing 150 is sheathed on lock shaft
130, the outer ring of bearing 150 is abutted with the inner wall of the mounting hole of locking piece 120.Bearing 150 can be in order to which locking piece 120 be in gravity
It is freely rotated under effect around lock shaft 130, reduces the frictional force between lock shaft 130 and locking piece 120, and then facilitate locking piece 120
It rotates between locked and unlocked positions.Illustratively, the quantity of bearing 150 is two, and two bearings 150 are symmetrical arranged
Between lock shaft 130 and locking piece 120, also, the shaft shoulder is arranged by the inner wall in mounting hole between two bearings 150 and is limited
Position.
In one embodiment, self-locking mechanism 100 further includes locating piece 160, and locating piece 160 is installed on 120 two sides of locking piece
Lock shaft 130, and abutted respectively with locking piece 120, for limiting locking piece 120 in the position of lock shaft 130.Locating piece 160 is used
In making locking piece 120 be fixed on lock shaft 130, locking piece 120 is avoided to slide in lock shaft 130, guarantees that 120 positive lock of locking piece is anti-
Dirt lid 320.
In one embodiment, locating piece 160 includes the first positioning sleeve 161, hole locating part 162 and the second positioning sleeve
163, the first positioning sleeve 161 is installed on mounting hole, and abuts with the two sides of bearing 150, and hole locating part 162 is installed on mounting hole
Both ends, and abutted respectively with the first positioning sleeve 161, the second positioning sleeve 163 is sheathed on lock shaft 130, and partially protrudes into mounting hole
It is abutted with bearing 150.First positioning sleeve 161 is for limiting the inner ring of bearing 150 with outer ring, so that the position of bearing 150
Fixation is set, hole locating part 162 is arranged in the inner wall of mounting hole, and through hole limits the first positioning sleeve 161 with locating part 162
Position.Illustratively, hole locating part 162 is hole retaining ring, and the first positioning sleeve 161 is located at the outside of two bearings 150.Second
Positioning sleeve 163 is located at the two sides of locking piece 120 for positioning to locking piece 120.One of them second positioning sleeve
163 abut with the bearing 150 in mounting base 110 and locking piece 120, another second positioning sleeve 163 with it is another in locking piece 120
One bearing 150 and block abut.
In one embodiment, mounting base 110 includes bottom plate and side plate, and bottom plate with top end transverse member 231 for connecting, side plate peace
Loaded on bottom plate, it to be used for rotatably mounted locking piece 120.Mounting base 110 further includes partition, and partition is set to bottom plate, and and side plate
It abuts, is used to support bottom plate.Bottom plate, side plate and partition are connected and fixed using welding manner, screw thread or riveting method.Also, pacify
It fills seat 110 and is fixed on top end transverse member 231 by modes such as riveting, threaded connection, welding.
Referring to Fig. 1 to Fig. 5, the present invention also provides a kind of railway freight-car, including car body 200, cap structure 300 and on
State the self-locking mechanism 100 in any embodiment.Car body 200 include chassis 210, be relatively arranged on chassis 210 side wall 220 and
It is set to the headwall 230 at 220 both ends of side wall, the top of headwall 230 has top end transverse member 231, and self-locking mechanism 100 is installed on top end transverse member
231.Cap structure 300 is set to the top of car body 200, including vehicle frame 310 and is slidably set to the dustproof cover of vehicle frame 310
320, dustproof cover 320 can be slided along vehicle frame 310, to open or close car body 200；When car body 200, which rotates, to overturn, locking piece
120 abut with dustproof cover 320 under the effect of gravity；When car body 200 operates normally, deposited between locking piece 120 and dustproof cover 320
In default spacing.
Self-locking mechanism 100 of the invention be applied to railway freight-car after, in 200 normal course of operation of car body, locking piece 120 with
There are certain predetermined spacing for dustproof cover 320, will not interfere with each other.Only during tippler is rotated and unloaded, tippler is utilized
Rotation is self-possessed by locking piece 120, and locking piece 120 produces relative rotation with dustproof cover 320, so that amount of lap is generated between the two,
The movement for limiting dustproof cover 320, so that dustproof cover 320 is self-locking.After unloading, using tippler reversed turning, by dustproof cover 320
Self weight, generate gap between top cover and locking piece 120, closing piece produces relative rotation by self weight with dustproof cover 320 so that
Dustproof cover 320 unlocks.Self-locking mechanism 100 of the invention is simple, practical, meets tippler safety work.
In one embodiment, any of top end transverse member 231 has at least one self-locking mechanism 100.Dustproof cover 320 can be with
Dustproof cover 320 is locked by a self-locking mechanism 100, dustproof cover 320 can also be locked by least two self-locking mechanisms 100.
It should be understood that when cap structure 300 is opposite opened structure, at this point, dustproof cover 320 is to the middle part of vehicle frame 310
The middle part of movement or separate vehicle frame 310.At least one self-locking mechanism 100 can be respectively provided on the top end transverse member 231 of two sides.This reality
It applies in example, two self-locking mechanisms 100 is set on each top end transverse member 231.In this way, the self-locking mechanism 100 by corresponding position locks
Dustproof cover 320 avoids slipping so that dustproof cover 320 locks reliably.Of course, it is possible to using driving member cooperation self-locking mechanism 100
Shape setting at this point, at least one self-locking mechanism 100 is arranged in a top end transverse member 231 wherein, and passes through driving member such as chain etc.
The end of two dustproof covers 320 is connected, in this way, the locking of two dustproof covers 320 also may be implemented.
When cap structure 300 is single open-type structure, dustproof cover 320 moves between one end and the other end of vehicle frame 310.
At this point it is possible to which at least one self-locking mechanism 100 is arranged in one end of dustproof cover 320 after having folding.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the record scope of 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 (13)
1. a kind of self-locking mechanism for lorry unloading characterized by comprising
Mounting base is installed on the top end transverse member of the headwall of car body；And
Locking piece is rotatably installed on the top end transverse member, and can rotate under the effect of gravity relative to the mounting base；Work as institute
When stating car body rotation overturning, the locking piece is rotated relative to the mounting base under the effect of gravity, and anti-with cap structure
Dirt lid abuts；There is default spacing when the car body operates normally, between the locking piece and the dustproof cover.
2. self-locking mechanism according to claim 1, which is characterized in that the locking piece include swing part and with the pendulum
The stopper section of dynamic portion's connection, one end that the swing part is connect with the stopper section is pivotally mounted to the mounting base；
When the car body, which rotates, to overturn, the swing part can be swung relative to the mounting base, and the stopper section is driven to transport
It is dynamic, abut the stopper section with the dustproof cover.
3. self-locking mechanism according to claim 2, which is characterized in that the stopper section is in tabular, described flat
End can be abutted with the dustproof cover.
4. self-locking mechanism according to claim 2, which is characterized in that the locking piece further includes limiting section, the limit
Portion is set to the end of the stopper section, and stretches out towards the dustproof cover；
When the car body, which rotates, to overturn, the stopper section passes through dustproof cover described in the limiting section clamping.
5. self-locking mechanism according to claim 2, which is characterized in that the locking piece further includes resistance part, the resistance
Portion is set to the end of the stopper section；
When the stopper section is abutted with the dustproof cover, the resistance part for increase the stopper section and the dustproof cover it
Between frictional force.
6. self-locking mechanism according to any one of claims 1 to 5, which is characterized in that the self-locking mechanism further includes lock shaft,
The locking piece has the mounting hole for installing the lock shaft, and the lock shaft wears the mounting hole and is fixed on the mounting base, institute
Stating locking piece can rotate around the lock shaft.
7. self-locking mechanism according to claim 6, which is characterized in that the self-locking mechanism further includes axial limiting part, institute
It states axial limiting part and is set to one end that the lock shaft is installed on the mounting base, for limiting the axial movement of the lock shaft.
8. self-locking mechanism according to claim 6, which is characterized in that the self-locking mechanism further includes bearing, the bearing
It is installed in the mounting hole, and is abutted respectively with the lock shaft and the locking piece.
9. self-locking mechanism according to claim 8, which is characterized in that the self-locking mechanism further includes locating piece, described fixed
Position part is installed on the lock shaft of the locking piece two sides, and abuts respectively with the locking piece, for limiting the locking piece in institute
State the position of lock shaft.
10. self-locking mechanism according to claim 9, which is characterized in that the locating piece includes the first positioning sleeve, hole limit
Position part and the second positioning sleeve, first positioning sleeve is installed on the mounting hole, and abuts with the two sides of the bearing, described
Hole is installed on the both ends of the mounting hole with locating part, and abuts respectively with first positioning sleeve, the second positioning sleeve set
Set on the lock shaft, and partially protrudes into the mounting hole and abutted with the bearing.
11. self-locking mechanism according to any one of claims 1 to 5, which is characterized in that the mounting base include bottom plate and
Side plate, for the bottom plate for connecting with the top end transverse member, the side plate is installed on the bottom plate, is used for the rotatably mounted lock
Determine part；
The mounting base further includes partition, and the partition is set to the bottom plate, and abuts with the side plate, is used to support described
Bottom plate.
12. a kind of railway freight-car, which is characterized in that including car body, cap structure and as described in any one of claim 1 to 11
Self-locking mechanism；
The car body includes chassis, the side wall for being relatively arranged on the chassis and the headwall for being set to the side wall both ends, institute
Stating end coping has top end transverse member, and the self-locking mechanism is installed on the top end transverse member；
The cap structure is set to the top of the car body, including vehicle frame and is slidably set to the dust-proof of the vehicle frame
Lid, the dustproof cover can be slided along the vehicle frame, to open or close the car body；
When the car body, which rotates, to overturn, the locking piece is abutted with the dustproof cover under the effect of gravity；When the car body just
There is default spacing often when operation, between the locking piece and the dustproof cover.
13. self-locking mechanism according to claim 1, which is characterized in that any of described top end transverse member has at least one
A self-locking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556143.3A CN110217253A (en) | 2019-06-25 | 2019-06-25 | For the self-locking mechanism of lorry unloading and with its railway freight-car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556143.3A CN110217253A (en) | 2019-06-25 | 2019-06-25 | For the self-locking mechanism of lorry unloading and with its railway freight-car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110217253A true CN110217253A (en) | 2019-09-10 |
Family
ID=67814853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910556143.3A Pending CN110217253A (en) | 2019-06-25 | 2019-06-25 | For the self-locking mechanism of lorry unloading and with its railway freight-car |
Country Status (1)
| Country | Link |
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| CN (1) | CN110217253A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114710897A (en) * | 2021-12-29 | 2022-07-05 | 南京希玛格节能科技有限公司 | Comprehensive data acquisition system based on energy-saving energy management |
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| CN114710897B (en) * | 2021-12-29 | 2023-11-07 | 南京希玛格节能科技有限公司 | Comprehensive data acquisition system based on energy-saving energy management |
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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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