CN106555532A - Opening and closing device of air guide sleeve of railway vehicle and front nose assembly comprising same - Google Patents
Opening and closing device of air guide sleeve of railway vehicle and front nose assembly comprising same Download PDFInfo
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- CN106555532A CN106555532A CN201510635201.3A CN201510635201A CN106555532A CN 106555532 A CN106555532 A CN 106555532A CN 201510635201 A CN201510635201 A CN 201510635201A CN 106555532 A CN106555532 A CN 106555532A
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Abstract
The invention provides an opening and closing device of a guide cover of a railway vehicle and a nose assembly comprising the same, and belongs to the technical field of railway vehicles. The opening and closing device of the present invention includes: the first end of the pivoting bracket arm is fixedly connected with the inner side of the air guide sleeve, and the second end of the pivoting bracket arm is pivotally connected with the base; a first drive member acting directly on the pivot carriage arm and for driving the pivot carriage arm to pivot relative to the base; and the locking mechanism is arranged corresponding to the pivoting bracket arm and is fixed on the base. The pivot bracket arm is provided with a locking hole, the locking mechanism is provided with a locking pin corresponding to the locking hole, the locking pin can be driven into or out of the locking hole under the action of driving force, and the pivot bracket arm is prevented from pivoting relative to the base when the locking pin enters the locking hole. The opening and closing device has the advantages of good locking reliability, simple and compact structure, simple operation and low cost.
Description
Technical field
The invention belongs to rail vehicle technical field, more particularly to the prenasal assembly of rail vehicle, more particularly, to open and close the opening and closing device of kuppe.
Background technology
In rail vehicle; especially in EMU, its front end is provided with prenasal assembly for protecting its internal coupler components for arranging, and; prenasal assembly generally has streamlined exterior design to reduce rail vehicle in advancing air drag, here it is the kuppe generally arranged in prenasal assembly（Or it is referred to as " trouserss ", " front hatch cover "）.
Kuppe generally includes left kuppe and right kuppe, for example when needing to carry out hitch docking, drawing operation using coupler components, need to carry out kuppe opening operation and be locked, then carry out shutoff operation and be locked, accordingly, it would be desirable to correspondence kuppe arranges corresponding opening and closing device in prenasal assembly.
Chinese Patent Application No. is 201180028616.4, disclose a kind of opening and closing device of protecgulum in the patent of entitled " for the device that pivots one or more protecgulums of rail-guided vehicle and front cover component ", and which mainly includes multiple support elements, driving element and horizontal guide rail.Wherein, the support element is designed in pivoting（Driven by driving element）Protecgulum is converted into into open position from make position or make position is converted into from open position；In order that between protecgulum or protecgulum and miscellaneous part form the good seam of closure, support element has shift mechanism, and which enables protecgulum to move forward and backward in the axial direction of support element；In pivoting, support element is moved on horizontal guide rail, and horizontal guide rail can carry a big chunk gravity of protecgulum（Rather than carried by support element）, so as to be conducive to the light-weight design of support element.But, applicant have observed that, the setting of the shift mechanism of support element inevitably results in its support stiffness and substantially reduces, and so as to be necessarily required to arrange horizontal guide rail carrying out gravity carrying, these designs result in that integrally-built complexity is greatly improved, cost is also greatly increased.
In particular, the opening and closing device in patent 201180028616.4 is also provided with locking mechanism, the locking mechanism for support element relative level guide rail is fixed, so as to realize the locking in open position or closed position；However, it has been found that the structure design of support element and horizontal guide rail, causes to fix support element relative level guide rail using a set of locking mechanism at the corresponding horizontal guide rail of open position（For example pin passes perpendicularly through horizontal guide rail to lock from down）, closed position it is corresponding using another set locking mechanism support element relative level guide rail to be fixed, so actually two sets of locking mechanisms of needs control it respectively, and need to be correspondingly arranged two groups of driving cylinders to drive the action of locking mechanism.Therefore, the realization complexity of locking mechanism, high cost, operation are also complicated, have also further raised the cost of opening and closing device.
Chinese Patent Application No. is 201310493600.1, discloses a kind of opening and closing device of protecgulum in the patent of entitled " switching mechanism with self-locking device ", which arranges trouserss support arm, power source and pushes cylinder and locking mechanism, locking mechanism can be rolled in the guide groove of trouserss support arm, therebetween form the structure of similar sliding pair, and, it is to transmit power source by locking mechanism to push the power of cylinder and drive trouserss support arm to rotate, so as to open or close trouserss.Although the opening and closing device simple structure of the patent, simple to operate, the rotation of trouserss support arm actually places one's entire reliance upon locking mechanism to be driven realization, locking mechanism（Spring particularly therein）, the reason such as easy fatigue damage and produce integrity problem.And, the locking principle of locking mechanism is, its spring when turning to vertical with trouserss support arm is compressed machinery " dead point " that is most short and producing, which is further pushed cylinder driving by power source and rotates through after mechanical " dead point ", the spring discharges elastic force so as to drive locking mechanism further to rotate relative to trouserss support arm to produce the Self-locking angle less than 90 ° between locking mechanism and trouserss support arm, so as to realize self-locking operating process；Therefore, between the trouserss support arm and locking mechanism of the opening and closing device in relative locking, the elastic force of the spring of its locking mechanism that places one's entire reliance upon discharges to realize the Self-locking angle, that is, it is to rely on the spring of locking mechanism completely directly to lock, the stability and reliability of locking is excessively poor, is easily caused security incident.Therefore, there is poor reliability in the locking of the opening and closing device in the patent.
The content of the invention
An object of the present invention is to improve the reliability of the locking in open position and/or closed position of the opening and closing device of the kuppe of rail vehicle.
A further object of the present invention be the structure of the opening and closing device of the kuppe for making rail vehicle simplify, it is simple to operate, and its cost is reduced.
To realize object above or other purposes, the present invention provides technical scheme below.
It is an aspect of this invention to provide that providing a kind of opening and closing device of the kuppe of rail vehicle, which includes：
Pivot brackets arm, its first end are fixedly connected the inner side of the kuppe, and its second end is pivotally connected with base；
First driver part, which is acted directly on the pivot brackets arm and for driving the relatively described base of the pivot brackets arm to pivot；And
Locking mechanism, its described pivot brackets arm of correspondence are arranged and are fixed on the base；
Wherein, lock hole is provided with the pivot brackets arm, the corresponding lock hole of the locking mechanism is provided with locking pin, the locking pin is operationally driven into or leaves the lock hole under driving force effect, and prevents the relatively described base pivotal action of the pivot brackets arm when the locking pin is entered in the lock hole.
Opening and closing device according to an embodiment of the invention, wherein, the first lock hole and the second lock hole are provided with the pivot brackets arm；When the locking pin is entered in first lock hole, the opening and closing device is in closing lock-out state；When the locking pin is entered in second lock hole, the opening and closing device is in opening lock-out state.
In the opening and closing device of an example, opening and closing device from it is described closing lock-out state be converted into it is described opening lock-out state/from it is described opening lock-out state be converted into it is described closing lock-out state during, the pivot brackets arm is driven the base relatively to pivot by first driver part, so which is directed at the locking pin from first lock hole and becomes to turn to second lock hole and be directed at the locking pin/from second lock hole and be directed at the locking pin and become and turns to first lock hole and be directed at the locking pin.
In the opening and closing device of an example, the pivot brackets arm includes that the first arm wing being fixedly installed on its both sides respectively and the second arm wing, first lock hole and second lock hole are separately positioned on the first arm wing and the second arm wing.
According to the opening and closing device of further embodiment of this invention, wherein, the locking mechanism is configured to carry out self-locking to limit the action of the locking pin to the locking pin in the lock hole or in the case of leaving the lock hole completely in the locking pin.
In the opening and closing device of an example, the locking mechanism is additionally provided with the flexible member on mounting base, connecting rod, main swing arm, secondary swing arm and secondary swing arm；Wherein,
The first end of the connecting rod is hinged with the locking pin；
Second end of the first end and the connecting rod of the secondary swing arm is hinged with the first end of the main swing arm, and the second end of the secondary swing arm passes through the hole for being arranged on the bearing pin on the mounting base and can slide in the hole of the bearing pin；
Second end of the main swing arm rotates connection ground and is arranged on the mounting base；
Wherein, the locking mechanism drives the main swing arm to rotate around its second end under the driving force effect, so as to drive the connecting rod and locking pin motion, and the relatively described bearing pin of the secondary swing arm is driven to swing and slide in the hole of the bearing pin；
Wherein, the relatively described bearing pin of the secondary swing arm swings and at the nearest first position of the relatively described bearing pin of its first end, and the flexible member is compressed into most short；
The locking mechanism is left into the lock-out state and the locking pin of the lock hole in the locking pin when changing between the released state of the lock hole, and the relatively described bearing pin of the secondary swing arm swings and through the first position.
In the opening and closing device of yet another embodiment, the locking mechanism is additionally provided with the flexible member on mounting base, pull bar, connecting rod, main swing arm, secondary swing arm and secondary swing arm；Wherein,
The first end of the first end of the connecting rod and the pull bar is hinged with the locking pin simultaneously；
Second end of the pull bar is connected to the second driver part for providing the driving force；
Second end of the first end and the connecting rod of the secondary swing arm is hinged with the first end of the main swing arm, and the second end of the secondary swing arm passes through the hole for being arranged on the bearing pin on the mounting base and can slide in the hole of the bearing pin；
Second end of the main swing arm rotates connection ground and is arranged on the mounting base；
Wherein, the locking mechanism drives the pull bar to come and go ground action under the driving force effect, so as to driving the locking pin to enter or leaving the lock hole, and drive the connecting rod, the secondary swing arm and the main swing arm motion, the relatively described bearing pin of wherein described secondary swing arm swings and slides in the hole of the bearing pin, and the main swing arm is rotated around its second end；
Wherein, the relatively described bearing pin of the secondary swing arm swings and at the nearest first position of the relatively described bearing pin of its first end, and the flexible member is compressed into most short；
The locking mechanism is left into the lock-out state and the locking pin of the lock hole in the locking pin when changing between the released state of the lock hole, and the relatively described bearing pin of the secondary swing arm swings and through the first position.
In the opening and closing device of as described before any instance, in the lock-out state, the first end correspondence of the first end of the secondary swing arm, the second end of the connecting rod and the main swing arm is limited at first defined position；In the released state, the first end correspondence of the first end of the secondary swing arm, the second end of the connecting rod and the main swing arm is limited at second defined position；The flexible member is used to prevent the first end of the first end of the secondary swing arm, the second end of the connecting rod and the main swing arm to move from the first defined position or second defined position to the first position.
In the opening and closing device of as described before any instance, the locking mechanism is additionally provided with the first gag lever post and the second gag lever post being fixed on the mounting base；
Wherein, first gag lever post and the second gag lever post are separately positioned on the both sides of the main swing arm, and, first gag lever post limits the main swing arm and rotates by first direction so that the first end correspondence of at least described main swing arm is limited at the first defined position, and second gag lever post limits the main swing arm and rotates by second direction opposite to the first direction so that the first end correspondence of at least described main swing arm is limited at the second defined position.
In the opening and closing device of as described before any instance, the first end three of the first end of the secondary swing arm, the second end of the connecting rod and the main swing arm is hinged on together on same pin joint.
In the opening and closing device of an example, the second end of the main swing arm rotates connection ground by swinging axle and is arranged on the mounting base, and the swinging axle has and down stretches out the elongated portion outside the base.
In the opening and closing device of an example, on the swinging axle, cursor is further fixedly arranged on.
In the opening and closing device of an example, the opening and closing device also includes that for providing the second driver part of the driving force second driver part is acted on and under the driving force effect, drive the main swing arm to rotate around its second end to realize the locking mechanism on the cursor.
In the opening and closing device of yet another embodiment, the second end of the main swing arm rotates connection ground by swinging axle and is arranged on the mounting base, and the swinging axle has and down stretches out the elongated portion outside the base.
In the opening and closing device of as described before any instance, the main swing arm and the secondary swing arm are placed between the swinging axle and the bearing pin, and the length sum of the main swing arm and the secondary swing arm is more than the distance between the swinging axle and described bearing pin.
In the opening and closing device of as described before any embodiment, the opening and closing device also includes：
Connecting rod, its first end connect the inner side of the kuppe, and its second end is pivotally connected with the base；
Wherein, when the relatively described base of the pivot brackets arm is pivoted, the connecting rod is also synchronous relative to the base and coaxially rotates.
In the opening and closing device of as described before any embodiment, the pivot brackets arm includes length adjustment portion, and which is configured to before the installing and using of the pivot brackets arm to adjust the length for arranging the pivot brackets arm.
In the opening and closing device of as described before any embodiment, the kuppe includes symmetrically arranged left kuppe and right kuppe；
The pivot brackets arm includes that corresponding to the left kuppe and the left pivot brackets arm and Thuban of the setting of right kuppe respectively turns support arm, wherein the left pivot brackets arm and Thuban turn support arm and symmetrically arranges；
First driver part includes corresponding to left driver part and the right driver part that the first pivot brackets arm and the second pivot brackets arm are arranged respectively, wherein the left driver part and right driver part are symmetrically arranged；
The locking mechanism includes corresponding to left locking mechanism and the right locking mechanism that the first pivot brackets arm and the second pivot brackets arm are arranged respectively, wherein the left locking mechanism and right locking mechanism symmetrically are arranged.
According to another aspect of the present invention, there is provided a kind of front arm assembly, which includes kuppe and the coupler components being arranged on the inside of the kuppe, and also including above-described opening and closing device.
The opening and closing device of the present invention is provided with pivot brackets arm and locking pin, and combines the pivotal action of pivot brackets arm is locked or unlocked by the two, locks good reliability, locks or unlock and be simple to operate；Also, it is simple and compact for structure that opening and closing device is integrally realized, low cost.
Description of the drawings
From combine accompanying drawing it is described further below in, it will make the present invention above and other purpose and advantage be more fully apparent from, wherein, same or analogous key element is adopted and is indicated by the same numeral.
Fig. 1 is the dimensional structure diagram of the opening and closing device of the kuppe of the rail vehicle according to one embodiment of the invention.
Fig. 2 be embodiment illustrated in fig. 1 opening and closing device in the part-structure schematic diagram that arranges of the left kuppe of correspondence.
Fig. 3 is the opening and closing device of embodiment illustrated in fig. 1 in the top view for closing lock-out state.
Fig. 4 is the opening and closing device of embodiment illustrated in fig. 1 in the top view for opening lock-out state.
Fig. 5 is the top view of the locking mechanism in the opening and closing device according to one embodiment of the invention.
Fig. 6 is the front view of the locking mechanism in the opening and closing device according to one embodiment of the invention.
Fig. 7 is the left view of the locking mechanism in the opening and closing device according to one embodiment of the invention.
Fig. 8 is the top view of the locking mechanism in the opening and closing device according to further embodiment of this invention.
Fig. 9 is the front view of the locking mechanism in the opening and closing device according to further embodiment of this invention.
Figure 10 is the upward view of the locking mechanism in the opening and closing device according to further embodiment of this invention.
Figure 11 is the left view of the locking mechanism in the opening and closing device according to further embodiment of this invention.
Specific embodiment
Be described below be the present invention multiple possible embodiment in some, it is desirable to provide to the present invention basic understanding, it is no intended to confirm the present invention crucial or conclusive key element or limit scope of the claimed.It is easy to understand, technology according to the present invention scheme, under the connotation for not changing the present invention, one of ordinary skill in the art can propose other implementations that mutually can be replaced.Therefore, detailed description below and accompanying drawing are only the exemplary illustrations to technical scheme, and are not to be construed as the whole of the present invention or are considered as defining or limiting technical solution of the present invention.
In explained below, it is the clear and simple and clear of description, all multiple parts shown in figure is not described.The disclosure for being fully able to realization of the present invention is provided for those of ordinary skill in the art shown in the drawings of multiple parts.To those skilled in the art, perhaps multipart operation is all to be familiar with and obvious.
Herein, " on ", D score, the directional terminology of "left", "right", "front", "rear" be orientation shown in orientation or relative accompanying drawing after installing and using in rail vehicle relative to the opening and closing device in accompanying drawing defining, and, it is to be understood that, these directional terminologies are relative concepts, they for relative to description and clarification, the change in its orientation that can be put according to opening and closing device and correspondingly change.
Fig. 1 show the dimensional structure diagram of the opening and closing device of the kuppe of the rail vehicle according to one embodiment of the invention；To close lock-out state, which also corresponds to opening locking device the state in FIG of opening and closing device 10.Fig. 2 show the part-structure schematic diagram of the left kuppe setting of correspondence in the opening and closing device of embodiment illustrated in fig. 1；Fig. 3 show the opening and closing device of embodiment illustrated in fig. 1 in the top view for closing lock-out state；Fig. 4 show the opening and closing device of embodiment illustrated in fig. 1 in the top view for opening lock-out state.Detailed example explanation is carried out to the opening and closing device of the embodiment of the present invention below in conjunction with Fig. 1 to Fig. 4.
Opening and closing device 10 is provided in the prenasal assembly of rail vehicle, specifically, and the prenasal assembly of the embodiment of the present invention includes opening and closing device 10 as shown in Figure 1, kuppe 190（Left kuppe 190a and right kuppe 190b）And the coupler components protected by kuppe 190（Not shown in figure）, coupler components are referred to as " hitch assembly ", and opening and closing device 10 is primarily used to for left kuppe 190a and right kuppe 190b to carry out opening and closing operation, so as to be conveniently used coupler components when opening（The coupler components docking of such as another rail vehicle）, when closed, kuppe 190 can preferably protect coupler components, also, the airflow design on the whole of kuppe 190 is also beneficial to reduce rail vehicle in advancing windage.It should be noted that opening and closing device 10 can be applied in various rail vehicles, it is particularly suited in high speed railway car；The concrete shape and structure of kuppe 190 is also not necessarily limited to illustrate embodiment.
It is to carry out opening and closing operation for the left kuppe 190a and right kuppe 190b of symmetrical structure in the opening and closing device 10 of the embodiment of the present invention；The left kuppe 190a and right kuppe 190b of correspondence, opening and closing device 10 are respectively provided with corresponding part, and symmetrical arrangement.For convenience of understanding, in Fig. 1 to Fig. 4, the left kuppe 190a of correspondence in opening and closing device 10 and the label of part that arranges are with alphabetical " a ", the right kuppe 190b of correspondence in opening and closing device 10 and the label of part that arranges is arranged with alphabetical " b ", the part with alphabetical " a " and the part with alphabetical " b " with being respectively symmetrically.Wherein, the section components that Fig. 2 show the left kuppe 190a of correspondence and arranges, wherein not including base 110.
As shown in Figures 1 to 4, opening and closing device 10 is to be integrally mounted on base 110, base 110 is referred to as base assembly, which is integrally fixed on vehicle body of railway vehicle or belongs to a part for the car body of rail vehicle, the partial structurtes of base 110 are illustrate only in figure, it is to be understood that the concrete structure design of base 110 is not restricted.
Opening and closing device 10 mainly includes that pivot brackets arm 120, i.e., left pivot brackets arm 120a and Thuban turn support arm 120b.One end of left pivot brackets arm 120a is for example bolted the inner side that mode is fixedly connected left kuppe 190a, and its other end is pivotally connected with base 110 by rotary shaft 111a being arranged on base 110；Equally, Thuban turns one end of support arm 120b and is for example bolted the inner side that mode is fixedly connected right kuppe 190b, and its other end is pivotally connected with base 110 by rotary shaft 111b being arranged on base 110.So, in 120 relative rotation axi 111 of pivot brackets arm（111a or 111b）During pivot, corresponding kuppe can be driven to rotate, so as to carry out opening or closing operation.In this embodiment, pivot brackets arm 120 can produce supporting role primarily or entirely to corresponding kuppe 190, shift mechanism in similar patent 201180028616.4 need not be set, also without the similar horizontal guide rail arranged in patent 201180028616.4, therefore, structure is simpler, compact.It should be noted that the rigidity or support strength of pivot brackets arm 120 can be arranged according to the gravity of kuppe 190.
In one embodiment, pivot brackets arm 120 is before installing and using（For example before being fixed between kuppe 190 and rotary shaft 110）, the entire length of pivot brackets arm 120 can be to adjust what is arranged（Lengthy calibration regulation is carried out for example）, can so make the pivot brackets arm 120 after installation when drive kuppe 190 is pivoted and carries out shutoff operation, the closure docking between left kuppe 190a and right kuppe 190b is better.Specifically, length adjustment portion can be respectively provided with pivot brackets arm 120（Not shown in figure）, it should be noted that in this embodiment, during the use of opening and closing device 10, its length is changeless in length adjustment portion.
Each pivot brackets arm 120 is correspondingly arranged on driver part 130, and for example, the left pivot brackets arm 120a of correspondence arranges left driver part 130a, and correspondence Thuban turns support arm 120b and arranges right driver part 130b.Driver part 130 is used to provide direct driving force for the pivotal action of 120 respect thereto 110 of pivot brackets arm.Driver part 130 is specifically can be, but not limited to drive cylinder, its connecting rod to be directly hinged on pivot brackets arm 120, so as to the active force for directly pushing or pulling on is produced to pivot brackets arm 120, and then each 120 respect thereto 110 of pivot brackets arm can be driven to pivot.Each driver part 130 is rotatably connected on base 110, and its length of connecting rod is variable.
Continue as shown in Figures 1 to 4, in opening and closing device 10, to correspond to each pivot brackets arm 120 and be provided with locking mechanism 140, that is, correspond to left pivot brackets arm 120a and left locking mechanism 140a is set, correspondence Thuban turns support arm 120b and arranges right locking mechanism 140b.Locking mechanism 140 is also integrally fixed on base 110, and is the lower section for being generally disposed at corresponding pivot brackets arm 120.Locking pin is provided with locking mechanism 140（Such as the locking pin 141 of Fig. 5 to Fig. 7）, also, the locking pin of correspondence locking mechanism 140, lock hole 122 and 124 is provided with pivot brackets arm 120.Illustratively, the arm wing 121 and 123 can be fixedly installed on a certain position in the centre of pivot brackets arm 120, both sides of the arm wing 121 and 123 respectively from pivot brackets arm 120 overhang, and it is possible to be provided with lock hole 122 and 124 respectively on the arm wing 121 and 123.When kuppe 190 is in cut out（Referring to Fig. 3）, locking pin and the lock hole 122 of locking mechanism 140 are directed at and can be driven under driving force effect lock hole 122 substantially, so as to realize closing locking；When kuppe 190 is in and fully opens（Referring to Fig. 4）, locking pin and the lock hole 124 of locking mechanism 140 are directed at and can be driven under driving force effect lock hole 124 substantially, so as to realize opening locking.Lock-out state is opened more than or is closed under lock-out state, locking pin limits 120 140 action of relative locking mechanism of pivot brackets arm, namely restriction prevents 120 respect thereto of pivot brackets arm, 110 pivotal action.By the mechanical locking mode using locking pin, lock or unlock it is simple to operate, also, lock good reliability.
It will also be understood that, arm wing 121a and 123a and the lock hole 122a and 124a that are respectively provided with thereon are to correspond to belong to left pivot brackets arm 120a, and they are to correspond to left locking mechanism 140a and arrange；Arm wing 121b and 123b and the lock hole 122b and 124b that are respectively provided with thereon are that correspondingly belonging to Thuban turns support arm 120b, and they are to correspond to right locking mechanism 140b and arrange.
It is supplied to the driving force of locking pin provide by driver part 150 in opening and closing device 10, i.e., the left locking mechanism 140a of correspondence arranges driver part 150a to provide the driving force of locking pin, and the right locking mechanism 140b of correspondence arranges driver part 150b to provide the driving force of locking pin.Driver part 150 is specifically can be, but not limited to drive cylinder, and they can adopt same air-channel system with the driver part 130 for being similarly driving cylinder, and air-channel system is simple.Driver part 150 detailed example will be illustrated behind with the interaction principle of locking mechanism 140.
Continue as shown in Figures 1 to 4, connecting rod 160 of the opening and closing device 10 also including some tops positioned at pivot brackets arm 120, illustratively, the left kuppe 190a of correspondence is provided with two connecting rods 160a and 160a', and the right kuppe 190b of correspondence is provided with two connecting rods 160b and 160b'.One end of each connecting rod 160 is fixedly connected the inner side of kuppe 190, and its other end is by arranging the rotary shaft on upper bed-plate 110'（Not shown in figure）It is pivotally connected with base.The rotary shaft of corresponding connecting rod 160a and 160a' of upper bed-plate 110' is coaxially disposed in the vertical direction with rotary shaft 111a, so, connecting rod 160a and 160a' also respect thereto 110 when left pivot brackets arm 120a respect theretos 110 are pivoted（That is upper bed-plate 110'）Pivot in unison and coaxially rotate；Equally, the rotary shaft of corresponding connecting rod 160b and 160b' of upper bed-plate 110' is coaxially disposed in the vertical direction with rotary shaft 111b, so, turns connecting rod 160b and 160b' also respect thereto 110 when support arm 120b respect theretos 110 are pivoted in Thuban（That is upper bed-plate 110'）Pivot in unison and coaxially rotate.The setting of connecting rod 160 can also further provide for part supporting role for kuppe 190, and the rotational action for making kuppe 190 overall when opening or closing is more stable, and closure effect during closing is also better.It should be noted that, upper bed-plate 110' is pivoted relative to each other 120 corresponding base portion of support arm to define, which is actually belonging to a part for base 110, which is again attached on vehicle body of railway vehicle or belongs to a part for the car body of rail vehicle, and upper bed-plate 110' is not simply illustrated in Fig. 1 to Fig. 4 for realizing other connecting portions of its relative car body fixation.
Specifically, connecting rod 160 can also arrange length adjustment portion, for example, realized by threaded adjusting mode.Based on length adjustment portion, before installing and using, its entire length can be to adjust what is arranged to connecting rod 160（Lengthy calibration regulation is carried out for example）, be so conducive to the closure between left kuppe 190a and right kuppe 190b to dock better.It is to be understood that in this embodiment, during the use of opening and closing device 10, the length of connecting rod 160 is changeless in length adjustment portion.In other conversion embodiments, act on as connecting rod 160 does not play the main support to kuppe 190, energy absorbing element can also be set in connecting rod 160 such that it is able to slightly absorb the mild impulse to kuppe 190.
The opening and closing device 10 of the embodiment of the present invention is further illustrated below in conjunction with the locking mechanism 140 of example.
Fig. 5 show the top view of the locking mechanism in the opening and closing device according to one embodiment of the invention；Fig. 6 show the front view of the locking mechanism in the opening and closing device according to one embodiment of the invention；Fig. 7 show the left view of the locking mechanism in the opening and closing device according to one embodiment of the invention.As shown in Figures 5 to 7, in this embodiment, each locking mechanism 140 be on the arm wing 121 and 123 of each pivot brackets arm 120 of correspondence the lock hole 122 and 124 that is respectively provided with and arranges, locking mechanism 140 is mainly provided with the flexible member 144 on locking pin 141, mounting base 149, connecting rod 142, main swing arm 145, secondary swing arm 143 and pair swing arm.Whether enter lock hole 122 or 124 to distinguish according to locking pin 141, locking mechanism 140 has released state and lock-out state.
With reference to shown in Fig. 1 to Fig. 7, mounting base 149 is fixedly mounted on base 110, so as to either in released state still in lock-out state, locking mechanism 140 is all that respect thereto 110 is fixed.In locking mechanism 140, correspondence locking pin 141 is provided with guide holder 147, locking pin 141 through guide holder 147 pilot hole and in left and right directions back and forth movement as shown in Figures 4 and 5；When locking pin 141 is to left movement, which enters the lock hole 122 or 124 of pivot brackets arm 120（Which is arranged on the arm wing 121 or 123）In, hence into lock-out state；When locking pin 141 is moved right, which leaves the lock hole 122 or 124 of pivot brackets arm 120（Which is arranged on the arm wing 121 or 123）In, hence into released state.Locking is unlocked simple to operate and locks reliability.
The end of locking pin 141 is hinged with the first end of connecting rod 142, and connecting rod 142 can drive locking pin 141 to guide to motion in guide holder 147 in motion.Second end of connecting rod 142 is hinged with the first end of secondary swing arm 143, and the first end of secondary swing arm 143 is hinged with the first end of main swing arm 145, in this embodiment, the second end of connecting rod 142, the secondary first end of swing arm 143, the first end three of main swing arm 145 are hinged on together on same pin joint.
Correspondence pair swing arm 143, is provided with bearing pin 1431, and which rotates connection on mounting base 149, and the second end of secondary swing arm 143 can pass through the hole of bearing pin 1431（Not shown in figure）And can slide in the hole of bearing pin 1431, so, in secondary swing arm 143 when swinging around bearing pin 1431, the distance between its first end and bearing pin 1431 are variable.
Flexible member 144 is set between the first end and bearing pin 1431 of secondary swing arm 143, and flexible member 144 is specifically as follows spring, and which is mounted on secondary swing arm 143.
Further, second end of main swing arm 145 rotates connection ground and is arranged on mounting base 149, in this embodiment, second end of main swing arm 145 is fixed on swinging axle 146, relatively-stationary mounting base 149 can be with rotation action under external force for swinging axle 146, the rotation connection at the second end of main swing arm 145 has been achieved in that, therefore, main swing arm 145 can also be considered as a swing arm of swinging axle 146 in this example.Swinging axle 146 is specifically oppositely disposed with bearing pin 1431 on mounting base 149, it is to be generally residing between swinging axle 146 and bearing pin 1431 by the main swing arm 145 and secondary swing arm 143 of pin joint connection, main swing arm 145 is significantly greater than the distance between swinging axle 146 and bearing pin 1431 with the length sum of secondary swing arm 143.
Further, in one embodiment, swinging axle 146 with the elongated portion 1462 outside base 110 is down stretched out, so, stretch out in the lower section of whole prenasal assembly by elongated portion 1462；So as in practical operation, the driving force of the locking pin 141 of locking mechanism 140 can be not limited to provide by driver part 150, operation swinging axle 146 in elongated portion 1462 can also manually be acted on by outside, so as to drive main swing arm 145 to rotate together with swinging axle 146.So, in the case where the power source of similar driver part 150 is lost, it is also possible to locked and unlocked operation.
Further, one or more cursors 1461 can also be fixedly installed on swinging axle 146, one end of cursor 1461 is fixed on swinging axle 146, its other end is hinged on driver part 150, so as to, by driver part 150, swinging axle 146 can be driven to rotate, so as to drive main swing arm 145 to rotate together with swinging axle 146.
In the rotational action together with swinging axle 146 of main swing arm 145, the first end of secondary swing arm 143 and 145 synchronous axial system of main swing arm, and relative bearing pin 1431 swings, further, inwardly or outwardly slide at second end of secondary swing arm 143, now, the distance between the first end of secondary swing arm 143 and bearing pin 1431 change；Also, in secondary swing arm 143 with main swing arm 145 substantially in a straight line（Straight line i.e. between bearing pin 1431 and swinging axle 146）On, the first end of secondary swing arm 143 is most short with the distance between bearing pin 1431, and now flexible member 144 is compressed into most short.
In lock-out state as shown in Figure 5（I.e. locking pin 141 is entered in lock hole 122 or 124）, can be by outside artificial（Act on from elongated portion 1462）Or driver part 150（Act on from cursor 1461）Driving force is provided, according to as shown in Figure 5 rotationally clockwise, so as to drive 143 relative bearing pin 1431 of secondary swing arm to swing, connecting rod 142 is also substantially moved right 145 opposing oscillatory axle 146 of main swing arm, so as to pull locking pin 141 to guide to the right motion, so as to realize unblock.In the above process, flexible member 144 is constantly compressed first, until secondary swing arm 143 is rocked to main swing arm 145 substantially in a straight line, the first end of secondary swing arm 143 is most short with the distance between bearing pin 1431, and now flexible member 144 is compressed into most short；145 opposing oscillatory axle 146 of main swing arm continue according to as shown in Figure 5 rotationally clockwise when, can flexible member 144 elastic force effect under accelerate turn to swinging axle 146 right side a certain position（Flexible member 144 recovers elongation）, i.e., the first end of secondary swing arm 143, the second end of connecting rod 142 is corresponding with the first end of main swing arm 145 is fixed on " second defined position ", and locking pin 142 leaves lock hole 122 or 124 completely, now corresponds to released state.
In the same manner, when changing from released state to lock-out state, under driving force effect, 145 opposing oscillatory axle 146 of main swing arm is according to rotate in an anti-clockwise direction as shown in Figure 5, so as to drive 143 relative bearing pin 1431 of secondary swing arm to swing, connecting rod 142 also substantially to left movement, so as to drive locking pin 141 to guide to motion to the left, so as to realize locking.In the above process, flexible member 144 is also constantly to be compressed first, until secondary swing arm 143 is rocked to main swing arm 145 substantially in a straight line, the first end of secondary swing arm 143 is most short with the distance between bearing pin 1431, and now flexible member 144 is compressed into most short；When 145 opposing oscillatory axle 146 of main swing arm continues according to rotate in an anti-clockwise direction as shown in Figure 5, can flexible member 144 elastic force effect under accelerate turn to swinging axle 146 left side a certain position（Flexible member 144 recovers elongation）, i.e., the first end of secondary swing arm 143, the second end of connecting rod 142 is corresponding with the first end of main swing arm 145 is limited to " first defined position ", and locking pin 142 now corresponds to lock-out state into lock hole 122 or 124.
In this embodiment, to realize the first end of the first end of secondary swing arm 143, the second end of connecting rod 142 and main swing arm 145 is fixed in described " first defined position " or " second defined position " upper limit, the first gag lever post 148a and the second gag lever post 148b is further fixedly arranged on the mounting base 149 of locking mechanism 140, the first gag lever post 148a and the second gag lever post 148b is separately positioned on the both sides of main swing arm 145；So, when 145 opposing oscillatory axle 146 of main swing arm is according to rotate in an anti-clockwise direction as shown in Figure 5, main swing arm 145 is at most moved to and is contacted with the first gag lever post 148a, so as to by the spacing stops of the first gag lever post 148a, 145 opposing oscillatory axle 146 of main swing arm according to as shown in Figure 5 rotationally clockwise when, main swing arm 145 is at most moved to and is contacted with the second gag lever post 148b, so as to by the spacing stops of the second gag lever post 148b.Therefore, first gag lever post 148a can limit main swing arm 145 by rotate in an anti-clockwise direction as shown in Figure 5 so that the first end correspondence of at least main swing arm 145 is limited at " first defined position ", the second gag lever post 148b can limit main swing arm 145 by with shown in Fig. 5 rotationally clockwise so that the first end of at least main swing arm 145 is corresponding to be limited at " second defined position ".
To sum up, when locking mechanism 140 is changed between its lock-out state and released state back and forth, 143 1431 reciprocally swinging of relative bearing pin of secondary swing arm, and all have to pass through the distance between the first end and bearing pin 1431 of secondary swing arm 143 most short position, in other words, all must pull against the flexible member 144 of compression counteracting force and action, flexible member 144 can be used to prevent to move from above-mentioned first defined position or second defined position to the most short position of above-mentioned distance, so as to " self-locking " function having for locking pin 141 under lock-out state or released state, realize in the case where locking pin 141 leaves lock hole in lock hole or completely to locking pin（141）Self-locking, so as to limit the action of locking pin 141, so, locking pin 141 is not easy misoperation, and the reliability of the locking of locking mechanism 140 is further greatly enhanced.
It should be noted that, the locking mechanism 140 of above example is, for example, left locking mechanism 140a and right locking mechanism 140b two, they are arranged symmetrically, therefore, it will be appreciated that, corresponding elongated portion 1462 is arranged near the center line both sides of rail vehicle respectively for left locking mechanism 140a and right locking mechanism 140b, and the distance between two elongated portions 1462 are not far, the two is carried out simultaneously artificial easy to operate and simple.
Illustrate the operational approach process of the opening and closing device of the embodiment of the present invention further below with reference to Fig. 1 to Fig. 7.
When opening operation is carried out, opening and closing device needs to transform to the opening lock-out state shown in Fig. 4 from the lock-out state of closing shown in Fig. 3；Driving force is provided by the work of driver part 150 first, makes locking mechanism 140 released state is transformed to from lock-out state, namely locking pin 141 leaves lock hole 122；Further, the pivot of 120 respect thereto 110 of pivot brackets arm is driven by driver part 130, until the 124 rough alignment locking pin 141 of another lock hole on pivot brackets arm 120；Further, driving force is provided by the work of driver part 150, make locking mechanism 140 be transformed to lock-out state from released state, namely locking pin 141 enters lock hole 124, now correspond to the opening lock-out state shown in Fig. 4.So as to complete the opening operation to kuppe 190.
When shutoff operation is carried out, its operating process is contrary with the above.Specifically；Driving force is provided by the work of driver part 150 first, makes locking mechanism 140 released state is transformed to from lock-out state, namely locking pin 141 leaves lock hole 124；Further, the pivot of 120 respect thereto 110 of pivot brackets arm is driven by driver part 130, until the 122 rough alignment locking pin 141 of another lock hole on pivot brackets arm 120；Further, driving force is provided by the work of driver part 150, make locking mechanism 140 be transformed to lock-out state from released state, namely locking pin 141 enters lock hole 122, now correspond to the closing lock-out state shown in Fig. 3.So as to complete the shutoff operation to kuppe 190.
It will be understood that, under special circumstances, above locking mechanism 140 is transformed to released state or is transformed to lock-out state from released state to complete by artificial operation from lock-out state.
It should be noted that opening and closing device 10 is under the opening lock-out state shown in Fig. 4, the open angle of the relatively right kuppe 190b of left kuppe 190a can be determined by arranging the position between lock hole 122 and lock hole 124.The distance of both lock hole 122 and lock hole 124 in the pivotal orientation of pivot brackets arm 120 is more remote, and the open angle of the relatively right kuppe 190b of left kuppe 190a is bigger.Therefore, the larger open angle of the relatively right kuppe 190b of left kuppe 190a is easily realized, and then, the coupler components in prenasal assembly can have bigger pendulum angle（There is bigger hitch pendulum angle）, be conducive to two rail vehicles connected by coupler components to travel on the circuit of bigger orbital curve radian.
It is simple in 10 overall structure of switching mechanism of above example, for example can realize that also relative compact is arranged in space by four locking mechanisms for driving cylinder, two pivot brackets arms and two small sizes；And can realize using the locking pin 141 of lock hole on pivot brackets arm 120 and locking mechanism 140 come mechanical caging, lock operation and simple to operate, the good reliability of locking of unblock.Furthermore, it is possible to install and use in the inner space of less headstock front end, and suitable for the kuppe of various different profiles.Therefore, it is suitable for application in various rail vehicles, such as in the EMU of various models.
Figure 8 below is to the locking mechanism that Figure 11 is opening and closing device according to further embodiment of this invention, wherein, Fig. 8 show the top view of the locking mechanism in the opening and closing device according to further embodiment of this invention, Fig. 9 show the front view of the locking mechanism in the opening and closing device according to further embodiment of this invention, Figure 10 show the upward view of the locking mechanism in the opening and closing device according to further embodiment of this invention, and Figure 11 show the left view of the locking mechanism in the opening and closing device according to further embodiment of this invention.The locking mechanism 240 of the embodiment is further illustrated below in conjunction with Fig. 8 to Figure 11.
Locking mechanism 240 is equally included such as the flexible member 144 on the mounting base 149 in 140 embodiment of above-mentioned locking mechanism, locking pin 141, connecting rod 142, main swing arm 145, swinging axle 146, guide holder 147, the first gag lever post 148a, the second gag lever post 148b, secondary swing arm 143 and secondary swing arm 143, and also correspond to pair swing arm 143 and be provided with bearing pin 1431, their setting is essentially identical with the relative set in 140 embodiment of locking mechanism, and here is not repeated one by one.Differring primarily in that for 240 relative locking mechanism 140 of locking mechanism, increased the pull bar 241 that can be used to directly drive that locking pin 141 enters or leave the lock hole 122 or 124；Specifically, the first end of pull bar 241 is hinged with the end of locking pin 141, and in this embodiment, the end three of the first end, the first end of connecting rod 142 and locking pin 141 of pull bar 241 is hinged by rotating shaft 242；Second end of pull bar 241 is directly connected for the driver part 250 for providing driving force, and in this embodiment, locking pin 141, pull bar 241, driver part 250 can be generally disposed on same straight line.
The locking mechanism 240 of Fig. 8 to embodiment illustrated in fig. 11 is operationally, the driving force for directly being provided by driver part 250 is driving 241 back and forth movement of pull bar, so as to drive 141 back and forth movement of locking pin, simultaneously, can be moved with drivening rod 142, secondary swing arm 143 and main swing arm 145, wherein, 143 relative bearing pin 1431 of secondary swing arm swings and slides in the hole of bearing pin 1431, and main swing arm 145 is rotated around its second end.
Specifically, in lock-out state as shown in Figure 8（I.e. locking pin 141 is entered in lock hole 122 or 124）, locking pin 141 can be pulled to move right by the driving force that driver part 250 is provided, such that it is able to realize unblock；In releasing process, connecting rod 142 is also substantially overall to be moved right and relative its second end rotates, and then promotes main 145 opposing oscillatory axle 146 of swing arm according to rotationally clockwise, and drives secondary swing arm 143 to swing with respect to bearing pin 1431.In above releasing process, similar to embodiment illustrated in fig. 5, flexible member 144 is constantly compressed first, until secondary swing arm 143 is rocked to main swing arm 145 substantially in a straight line, the first end of secondary swing arm 143 is most short with the distance between bearing pin 1431, and now flexible member 144 is compressed into most short；145 opposing oscillatory axle 146 of main swing arm continue according to rotationally clockwise when, can flexible member 144 elastic force effect under accelerate turn to swinging axle 146 right side a certain position（Flexible member 144 recovers elongation）, i.e., the first end of secondary swing arm 143, the second end of connecting rod 142 is corresponding with the first end of main swing arm 145 is fixed on " second defined position ", and locking pin 142 also leaves lock hole 122 or 124 completely, now corresponds to released state.
When changing from released state to lock-out state, locking pin 141 is promoted to left movement by the driving force that driver part 250 is provided, such that it is able to realize locking；In locking process, 145 opposing oscillatory axle 146 of main swing arm is according to rotate in an anti-clockwise direction, connecting rod 142 is also substantially overall to left movement and relative to its second end rotation, and then 145 opposing oscillatory axle 146 of main swing arm is promoted according to rotate in an anti-clockwise direction, and drive 143 relative bearing pin 1431 of secondary swing arm to swing.In above locking process, similar to embodiment illustrated in fig. 5, in above locking process, flexible member 144 is also constantly to be compressed first, until secondary swing arm 143 is rocked to main swing arm 145 substantially in a straight line, the first end of secondary swing arm 143 is most short with the distance between bearing pin 1431, and now flexible member 144 is compressed into most short；When 145 opposing oscillatory axle 146 of main swing arm continues according to rotate in an anti-clockwise direction, can flexible member 144 elastic force effect under accelerate turn to swinging axle 146 left side a certain position（Flexible member 144 recovers elongation）, i.e., the first end of secondary swing arm 143, the second end of connecting rod 142 is corresponding with the first end of main swing arm 145 is limited to " first defined position ", and locking pin 14 now corresponds to lock-out state also into lock hole 122 or 124.
Therefore, locking mechanism 240 can equally realize the self-locking to locking pin 141, lock good reliability.
And it should be noted that locking mechanism 240 is by outside artificial（Act on from elongated portion 1462）To realize that the principle of manual release or locking is identical with the corresponding principle of locking mechanism 140.
It can further be stated that, locking mechanism 240 can be arranged in the opening and closing device 10 of embodiment as shown in Figures 1 to 4 according to the mounting means of locking mechanism 140 substantially, it is only necessary to installation site is carried out to the driver part 150 in opening and closing device 10 and is converted to realize substantially 240 corresponding driver part 250 of locking mechanism.
Example above primarily illustrates the opening and closing device of the present invention.Although being only described to some of them embodiments of the present invention, those of ordinary skill in the art it is to be appreciated that the present invention can without departing from its spirit with implemented with many other form in scope.Therefore, the example for being shown is considered illustrative and not restrictive with embodiment, and in the case of without departing from the spirit and scope of the present invention as defined in appended claims, the present invention may cover various modifications and replace.
Claims (19)
1. a kind of opening and closing device of the kuppe of rail vehicle（10）, it is characterised in that include：
Pivot brackets arm（120）, its first end is fixedly connected the kuppe（190）Inner side, its second end and base（110）It is pivotally connected；
First driver part（130）, which acts directly on the pivot brackets arm（120）Go up and be used for drive the pivot brackets arm（120）With respect to the base（110）Pivot；And
Locking mechanism（140,240）, its described pivot brackets arm of correspondence（120）Arrange and be fixed on the base（110）On；
Wherein, the pivot brackets arm（120）On be provided with lock hole（122,124）, the locking mechanism（140,240）The correspondence lock hole（122,124）It is provided with locking pin（141）, the locking pin（141）Operationally it is driven under driving force effect or leaves the lock hole（122,124）, and in the locking pin（141）Into the lock hole（122,124）The pivot brackets arm is prevented when interior（120）With respect to the base（110）Pivotal action.
2. opening and closing device as claimed in claim 1（10）, it is characterised in that the pivot brackets arm（120）On be provided with the first lock hole（122）With the second lock hole（124）；In the locking pin（141）Into first lock hole（122）When interior, the opening and closing device（10）In closing lock-out state；In the locking pin（141）Into second lock hole（124）When interior, the opening and closing device（10）In opening lock-out state.
3. opening and closing device as claimed in claim 2（10）, it is characterised in that in opening and closing device（10）From it is described closing lock-out state be converted into it is described opening lock-out state/from it is described opening lock-out state be converted into it is described closing lock-out state during, the pivot brackets arm（120）By first driver part（130）Drive relatively described base（110）Pivot, so which is from first lock hole（122）It is directed at the locking pin（141）Change turns to second lock hole（124）It is directed at the locking pin（141）/ from second lock hole（124）It is directed at the locking pin（141）Change turns to first lock hole（122）It is directed at the locking pin（141）.
4. opening and closing device as claimed in claim 2（10）, it is characterised in that the pivot brackets arm（120）Including the first arm wing being fixedly installed on its both sides respectively（121）With the second arm wing（123）, first lock hole（122）With second lock hole（124）It is separately positioned on the first arm wing（121）With the second arm wing（123）On.
5. opening and closing device as claimed in claim 1（10）, it is characterised in that the locking mechanism（140,240）It is configured in the locking pin（141）Into the lock hole（122,124）It is interior or leave the lock hole completely（122,124）In the case of to the locking pin（141）Carry out self-locking to limit the locking pin（141）Action.
6. opening and closing device as claimed in claim 5（10）, it is characterised in that the locking mechanism（140）It is additionally provided with mounting base（149）, connecting rod（142）, main swing arm（145）, secondary swing arm（143）And secondary swing arm（143）On flexible member（144）；Wherein,
The connecting rod（142）First end and the locking pin（141）It is hinged；
The secondary swing arm（143）First end and the connecting rod（142）The second end with the main swing arm（145）First end be hinged, the secondary swing arm（143）The second end through being arranged on the mounting base（149）On bearing pin（1431）Hole and can be in the bearing pin（1431）Hole in slide；
The main swing arm（145）The second end rotate connection ground be arranged on the mounting base（149）On；
Wherein, the locking mechanism（140）The main swing arm is driven under the driving force effect（145）Rotate around its second end, so as to drive the connecting rod（142）With the locking pin（141）Motion, and drive the secondary swing arm（143）With respect to the bearing pin（1431）Swing and in the bearing pin（1431）Hole in slide；
Wherein, the secondary swing arm（143）With respect to the bearing pin（1431）Swing and in the relatively described bearing pin of its first end（1431）During nearest first position, the flexible member（144）It is compressed into most short；
The locking mechanism（140）In the locking pin（141）Into the lock hole（122,124）Lock-out state and the locking pin（141）Leave the lock hole（122,124）Released state between when changing, the secondary swing arm（143）With respect to the bearing pin（1431）Swing and through the first position.
7. opening and closing device as claimed in claim 5（10）, it is characterised in that the locking mechanism（240）It is additionally provided with mounting base（149）, pull bar（241）, connecting rod（142）, main swing arm（145）, secondary swing arm（143）And secondary swing arm（143）On flexible member（144）；Wherein,
The connecting rod（142）First end and the pull bar（241）First end simultaneously with the locking pin（141）It is hinged；
The pull bar（241）The second end be connected to provide the second driver part of the driving force（250）；
The secondary swing arm（143）First end and the connecting rod（142）The second end with the main swing arm（145）First end be hinged, the secondary swing arm（143）The second end through being arranged on the mounting base（149）On bearing pin（1431）Hole and can be in the bearing pin（1431）Hole in slide；
The main swing arm（145）The second end rotate connection ground be arranged on the mounting base（149）On；
Wherein, the locking mechanism（140）The pull bar is driven under the driving force effect（241）Ground action is come and gone, so as to drive the locking pin（141）Into or leave the lock hole（122,124）, and drive the connecting rod（142）, the secondary swing arm（143）With the main swing arm（145）Motion, wherein the secondary swing arm（143）With respect to the bearing pin（1431）Swing and in the bearing pin（1431）Hole in slide, the main swing arm（145）Rotate around its second end；
Wherein, the secondary swing arm（143）With respect to the bearing pin（1431）Swing and in the relatively described bearing pin of its first end（1431）During nearest first position, the flexible member（144）It is compressed into most short；
The locking mechanism（140）In the locking pin（141）Into the lock hole（122,124）Lock-out state and the locking pin（141）Leave the lock hole（122,124）Released state between when changing, the secondary swing arm（143）With respect to the bearing pin（1431）Swing and through the first position.
8. opening and closing device as claimed in claims 6 or 7（10）, it is characterised in that in the lock-out state, the secondary swing arm（143）First end, the connecting rod（142）The second end and the main swing arm（145）First end correspondence be limited at first defined position；In the released state, the secondary swing arm（143）First end, the connecting rod（142）The second end and the main swing arm（145）First end correspondence be limited at second defined position；The flexible member（144）It is used to prevent the secondary swing arm（143）First end, the connecting rod（142）The second end and the main swing arm（145）First end move from the first defined position or second defined position to the first position.
9. opening and closing device as claimed in claim 8（10）, it is characterised in that the locking mechanism（140,240）It is additionally provided with and is fixed on the mounting base（149）On the first gag lever post（148a）With the second gag lever post（148b）；
Wherein, first gag lever post（148a）With the second gag lever post（148b）It is separately positioned on the main swing arm（145）Both sides, also, first gag lever post（148a）Limit the main swing arm（145）Rotate so that at least described main swing arm by first direction（145）First end correspondence be limited at the first defined position, second gag lever post（148b）Limit the main swing arm（145）Rotate so that at least described main swing arm by second direction opposite to the first direction（145）First end correspondence be limited at the second defined position.
10. opening and closing device as claimed in claim 8（10）, it is characterised in that the secondary swing arm（143）First end, the connecting rod（142）The second end and the main swing arm（145）First end three be hinged on together on same pin joint.
11. opening and closing devices as claimed in claim 6（10）, it is characterised in that the main swing arm（145）The second end pass through swinging axle（146）Rotate connection ground and be arranged on the mounting base（149）On, and the swinging axle（146）With down stretching out in the base（110）Outer elongated portion（1462）.
12. opening and closing devices as claimed in claim 11（10）, it is characterised in that the swinging axle（146）On be further fixedly arranged on cursor（1461）.
13. opening and closing devices as claimed in claim 12（10）, it is characterised in that the opening and closing device（10）Also include for providing the second driver part of the driving force（150）, second driver part（150）Act on the cursor（1461）On realizing the locking mechanism（140）The main swing arm is driven under the driving force effect（145）Rotate around its second end.
14. opening and closing devices as claimed in claim 7（10）, it is characterised in that the main swing arm（145）The second end pass through swinging axle（146）Rotate connection ground and be arranged on the mounting base（149）On, and the swinging axle（146）With down stretching out in the base（110）Outer elongated portion（1462）.
15. opening and closing devices as claimed in claims 6 or 7（10）, it is characterised in that the main swing arm（145）With the secondary swing arm（143）It is placed in the swinging axle（146）With the bearing pin（1431）Between, the main swing arm（145）With the secondary swing arm（143）Length sum be more than the swinging axle（146）With the bearing pin（1431）The distance between.
16. opening and closing devices as any one of claim 1 to 15（10）, it is characterised in that the opening and closing device（10）Also include：
Connecting rod（160）, its described kuppe of first end connection（190）Inner side, its second end and the base（110）It is pivotally connected；
Wherein, in the pivot brackets arm（120）With respect to the base（110）During pivot, the connecting rod（160）Also relatively described base（110）Synchronously and coaxially rotate.
17. opening and closing devices as any one of claim 1 to 15（10）, it is characterised in that the pivot brackets arm（120）Including length adjustment portion, which is configured in the pivot brackets arm（120）Install and use before can adjust the setting pivot brackets arm（120）Length.
18. opening and closing devices as any one of claim 1 to 15（10）, it is characterised in that the kuppe（190）Including symmetrically arranged left kuppe（190a）With right kuppe（190b）；
The pivot brackets arm（120）Including the corresponding left kuppe respectively（190a）With right kuppe（190b）The left pivot brackets arm for arranging（120a）Turn support arm with Thuban（120b）, wherein the left pivot brackets arm（120a）Turn support arm with Thuban（120b）Symmetrically arrange；
First driver part（130）Including the corresponding first pivot brackets arm respectively（120a）With the second pivot brackets arm（120b）The left driver part for arranging（130a）With right driver part（130b）, wherein the left driver part（130a）With right driver part（130b）Symmetrically arrange；
The locking mechanism（140,240）Including corresponding first pivot brackets arm respectively（120a）With the second pivot brackets arm（120b）The left locking mechanism for arranging（140a）With right locking mechanism（140b）, wherein the left locking mechanism（140a）With right locking mechanism（140b）Symmetrically arrange.
A kind of 19. prenasal assemblies, which includes kuppe（190）And it is arranged on the kuppe（190）The coupler components of inner side, it is characterised in that also include the opening and closing device as any one of claim 1-18（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510635201.3A CN106555532A (en) | 2015-09-30 | 2015-09-30 | Opening and closing device of air guide sleeve of railway vehicle and front nose assembly comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510635201.3A CN106555532A (en) | 2015-09-30 | 2015-09-30 | Opening and closing device of air guide sleeve of railway vehicle and front nose assembly comprising same |
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| CN106555532A true CN106555532A (en) | 2017-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510635201.3A Pending CN106555532A (en) | 2015-09-30 | 2015-09-30 | Opening and closing device of air guide sleeve of railway vehicle and front nose assembly comprising same |
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| CN108216280A (en) * | 2018-01-04 | 2018-06-29 | 今创集团股份有限公司 | Self-locking type mechanism for opening/closing and the EMU head kuppe with the mechanism |
| CN109703632A (en) * | 2019-02-25 | 2019-05-03 | 天津龙创世纪汽车设计有限公司 | A kind of truck auto-guiding cover lifting device |
| CN110194189A (en) * | 2019-06-19 | 2019-09-03 | 湖南联诚轨道装备有限公司 | A kind of switching mechanism that locomotive sliding is unlocked and locked |
| CN111152804A (en) * | 2020-01-02 | 2020-05-15 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle front end cover opening and closing mechanism and railway vehicle |
| WO2020107209A1 (en) * | 2018-11-27 | 2020-06-04 | 中车戚墅堰机车车辆工艺研究所有限公司 | Opening and closing apparatus for streamlined dome for rail vehicle and a forward nose assembly |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108216280A (en) * | 2018-01-04 | 2018-06-29 | 今创集团股份有限公司 | Self-locking type mechanism for opening/closing and the EMU head kuppe with the mechanism |
| CN108216280B (en) * | 2018-01-04 | 2023-11-21 | 今创集团股份有限公司 | Self-locking type opening and closing mechanism and motor train unit head air guide sleeve with same |
| WO2020107209A1 (en) * | 2018-11-27 | 2020-06-04 | 中车戚墅堰机车车辆工艺研究所有限公司 | Opening and closing apparatus for streamlined dome for rail vehicle and a forward nose assembly |
| CN109703632A (en) * | 2019-02-25 | 2019-05-03 | 天津龙创世纪汽车设计有限公司 | A kind of truck auto-guiding cover lifting device |
| CN109703632B (en) * | 2019-02-25 | 2023-09-12 | 天津龙创世纪汽车设计有限公司 | Automatic kuppe lifting device of truck |
| CN110194189A (en) * | 2019-06-19 | 2019-09-03 | 湖南联诚轨道装备有限公司 | A kind of switching mechanism that locomotive sliding is unlocked and locked |
| CN111152804A (en) * | 2020-01-02 | 2020-05-15 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle front end cover opening and closing mechanism and railway vehicle |
| CN111152804B (en) * | 2020-01-02 | 2021-06-08 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle front end cover opening and closing mechanism and railway vehicle |
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Effective date of registration: 20220518 Address after: 266111 South Side of Xinye Road and West Side of Herong Road, Qingdao Hi-tech Industrial Development Zone, Shandong Province Applicant after: CRRC Brake System Co.,Ltd. Address before: 213011 258 Wuyi Road, Changzhou, Jiangsu Applicant before: CRRC QISHUYAN INSTITUTE Co.,Ltd. Applicant before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. |
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Application publication date: 20170405 |