Folding mechanism, car coupler and railway vehicle
阅读说明:本技术 折叠机构、车钩及轨道车辆 (Folding mechanism, car coupler and railway vehicle ) 是由 杜*** 陆青松 刘展文 于 2019-10-23 设计创作,主要内容包括:一种折叠机构、车钩及轨道车辆,其中折叠机构包括第一转动件、第二转动件及锁定单元,第一转动件具有锁定槽,锁定槽位于第一转动件的一端,第二转动件的一端与第一转动件的一端铰接,锁定单元固定于第二转动件上,锁定单元包括第一锁定件及第一弹性件,第一锁定件与第二转动件铰接,第一锁定件与锁定槽配合连接,第一弹性件的一端固定于第二转动件上,第一弹性件的另一端与第一锁定件固定连接,其中,当第一锁定件克服第一弹性件的弹力转动并脱离锁定槽时,解锁第一转动件与第二转动件之间的相对转动;此外,轨道车辆包括车钩,车钩包括上述折叠机构。本申请在车钩连挂的过程中,提高了调整车钩缓冲器及连挂装置的效率。(A folding mechanism, a car coupler and a railway vehicle are provided, wherein the folding mechanism comprises a first rotating piece, a second rotating piece and a locking unit, the first rotating piece is provided with a locking groove, the locking groove is positioned at one end of the first rotating piece, one end of the second rotating piece is hinged with one end of the first rotating piece, the locking unit is fixed on the second rotating piece, the locking unit comprises a first locking piece and a first elastic piece, the first locking piece is hinged with the second rotating piece, the first locking piece is connected with the locking groove in a matched mode, one end of the first elastic piece is fixed on the second rotating piece, the other end of the first elastic piece is fixedly connected with the first locking piece, and when the first locking piece overcomes the elastic force of the first elastic piece to rotate and is separated from the locking groove, the relative rotation between the first rotating piece and the second rotating; furthermore, the rail vehicle comprises a coupler comprising the above folding mechanism. The efficiency of adjusting the coupler buffer and the coupling device is improved in the coupler coupling process.)
1. A folding mechanism, comprising:
a first rotating member having:
a locking groove located at one end of the first rotating member;
one end of the second rotating piece is hinged with one end of the first rotating piece;
a locking unit fixed to the second rotating member, the locking unit including:
the first locking piece is hinged with the second rotating piece and is connected with the locking groove in a matched mode;
one end of the first elastic piece is fixed on the second rotating piece, and the other end of the first elastic piece is fixedly connected with the first locking piece;
when the first locking piece rotates against the elastic force of the first elastic piece and is separated from the locking groove, the relative rotation between the first rotating piece and the second rotating piece is unlocked.
2. The folding mechanism of claim 1 wherein said first rotating member further comprises:
the rotating ring is positioned at one end of the first rotating piece, and the locking groove is positioned on the rotating ring;
the second rotating member has:
the open slot is positioned at one end of the second rotating piece and is sleeved outside the rotating ring; and
the through holes are two and are respectively positioned on two sides of the open slot, and the through holes are coaxial with the rotating ring.
3. The utility model provides a coupler, its characterized in that, coupler is folding coupler, coupler includes folding mechanism, folding mechanism includes:
a first rotating member that is a damper having:
a locking slot located at one end of the bumper;
the second rotating piece is a coupling device, and one end of the coupling device is hinged with one end of the buffer;
a locking unit fixed to the coupling device, the locking unit including:
the first locking piece is hinged with the connecting device and is connected with the locking groove in a matched mode;
one end of the first elastic piece is fixed on the connecting and hanging device, and the other end of the first elastic piece is fixedly connected with the first locking piece;
when the first locking piece rotates against the elastic force of the first elastic piece and is separated from the locking groove, the relative rotation between the buffer and the coupling device is unlocked.
4. The coupler of claim 3, wherein the buffer further has:
the rotating ring is positioned at one end of the buffer, and the locking groove is positioned on the rotating ring;
the coupling device has:
the open slot is positioned at one end of the coupling device and is sleeved outside the rotating ring; and
the through holes are two and are respectively positioned on two sides of the open slot, and the through holes are coaxial with the rotating ring.
5. The coupler of claim 3, wherein the folding mechanism further comprises:
the pulling piece is a pulling rope or a pulling rod, and one end of the pulling piece is fixedly connected with the first locking piece;
when the pulling piece is pulled, the first locking piece overcomes the elastic force of the first elastic piece to rotate and is separated from the locking groove, and the relative rotation between the buffer and the coupling device is unlocked.
6. The coupler of claim 5, wherein the first locking member comprises:
one end of the locking block is matched and connected with the locking groove, and the other end of the locking block is hinged with the buffer;
one end of the first pulling block is fixedly connected with the locking block, and the other end of the first pulling block is fixedly connected with the first elastic piece;
one end of the second pulling block is fixedly connected with the locking block or the first pulling block, and the other end of the second pulling block is fixedly connected with the pulling piece.
7. A rail vehicle, characterized in that it comprises:
a vehicle body;
a coupler according to any of claims 3-6, connected to the body.
8. The rail vehicle of claim 7, further comprising:
a lock mechanism fixed to the vehicle body, the lock mechanism including:
the supporting base body is fixed on the vehicle body;
a hook fixed to the support base;
a second locking member hinged to the hook body,
one end of the second elastic piece is fixed on the hook body, and the other end of the second elastic piece is fixed on the second locking piece;
a locking space formed by the hook body and the second locking piece;
the hook body fixing rod is fixed on the connecting and hanging device and is arranged corresponding to the second locking piece and the locking space;
wherein, after the hook body fixing lever is contacted with the second locking piece, the hook body fixing lever pushes the second locking piece to rotate against the second elastic piece until the hook body fixing lever is clamped to the inside of the locking space.
9. The rail vehicle of claim 8, wherein the locking mechanism further comprises:
one end of the unlocking rod is fixed on the second locking piece;
after the unlocking rod is pulled, the second locking piece overcomes the second elastic piece to rotate until the locking space is opened, so that the movement constraint of the hook body fixing rod is released.
Technical Field
The invention belongs to the technical field of railway vehicles, and particularly relates to a folding mechanism, a coupler and a railway vehicle.
Background
The coupler is a vehicle part used for realizing coupling between a locomotive and a vehicle or between the vehicle and the vehicle, transmitting traction force and impact force and keeping a certain distance between the vehicles.
The coupling of a current railway vehicle (e.g., a light rail vehicle) includes a coupling device, a folding mechanism, and a coupling buffer, which require manual adjustment of the coupling buffer and the coupling device, and can be engaged while the coupling buffer and the coupling device are held in place (e.g., while the coupling buffer and the coupling device are in-line).
However, in the process of implementing the technical solution of the invention in the embodiments of the present application, the inventors of the present application find that the above-mentioned technology has at least the following technical problems:
in the process of coupling the coupler, the relative positions of the coupler buffer and the coupling device need to be adjusted manually, so that the operation is complex and the coupling is slow.
Disclosure of Invention
The embodiment of the application provides a folding mechanism, a coupler and a rail vehicle, and solves the technical problem of how to improve the efficiency of adjusting the coupler buffer and the coupling device in the coupler coupling process, thereby improving the coupler coupling efficiency.
The embodiment of the application provides a folding mechanism, which comprises a first rotating piece, a second rotating piece and a locking unit, the first rotating member has a locking groove at one end thereof, one end of the second rotating piece is hinged with one end of the first rotating piece, the locking unit is fixed on the second rotating piece, the locking unit comprises a first locking piece and a first elastic piece, the first locking piece is hinged with the second rotating piece, the first locking piece is matched and connected with the locking groove, one end of the first elastic piece is fixed on the second rotating piece, the other end of the first elastic piece is fixedly connected with the first locking piece, when the first locking piece rotates against the elastic force of the first elastic piece and is separated from the locking groove, the relative rotation between the first rotating piece and the second rotating piece is unlocked.
The embodiment of the application further provides a car coupler, the car coupler is a folding car coupler, the car coupler comprises a folding mechanism, the folding mechanism comprises a first rotating piece, a second rotating piece and a locking unit, the first rotating piece is a buffer, the buffer is provided with a locking groove, the locking groove is located at one end of the buffer, the second rotating piece is a coupling device, one end of the coupling device is hinged with one end of the buffer, the locking unit is fixed on the coupling device, the locking unit comprises a first locking piece and a first elastic piece, the first locking piece is hinged with the coupling device, the first locking piece is connected with the locking groove in a matched mode, one end of the first elastic piece is fixed on the coupling device, the other end of the first elastic piece is fixedly connected with the first locking piece, when the first locking piece overcomes the elastic force of the first elastic piece to rotate and break away from the locking groove, unlocking the relative rotation between the damper and the hitch.
The embodiment of the application also provides a railway vehicle, the railway vehicle comprises a vehicle body and a coupler, the coupler is as above, and the coupler is connected with the vehicle body.
One or more technical schemes provided by the invention at least have the following technical effects or advantages:
the embodiment described in the application sets up the locking groove at the first rotating piece, connect the locking unit on the second rotating piece simultaneously, when the first rotating piece rotates relatively with the second rotating piece and is in suitable position, first locking piece rotates and is connected with locking groove cooperation for the second rotating piece under the spring action of first elastic component, thereby under the condition that does not have the manpower to intervene, realized the automatic restraint to relative pivoted between first rotating piece and the second rotating piece, and then for the background art, when this folding mechanism is applied to the coupling and links, need not the relative position of manual adjustment buffer and linking device, consequently solved how in the in-process that the coupling links, improve the technical problem of adjusting the efficiency of coupling buffer and linking device, and then improved the efficiency that the coupling linked.
Drawings
FIG. 1 is a schematic diagram of an overall configuration of a coupler according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the folding mechanism of FIG. 1;
FIG. 3 is a schematic view of the folding mechanism of FIG. 2 from another perspective;
FIG. 4 is a schematic structural view of a locking mechanism adapted to the hook fastening lever of FIG. 1 in accordance with an embodiment of the present invention;
FIG. 5 is a schematic view showing the corresponding relationship between the locking mechanism of FIG. 4 and the hook fastening lever of FIG. 1;
FIG. 6 is a second schematic view showing the corresponding relationship between the locking mechanism of FIG. 4 and the hook fastening lever of FIG. 1;
in the above figures: 1. a folding mechanism; 100. a first rotating member; 110. a rotating ring; 200. a second rotating member; 300. a locking unit; 310. a first locking member; 311. a locking block; 312. a first pull block; 313. a second pull block; 320. a first elastic member; 400. a pulling member; 2. a locking mechanism; 500. a support base; 600. a hook body; 700. a second locking member; 800. a second elastic member; 900. an unlocking lever; 3. the hook body is fixed with the rod.
Detailed Description
The invention is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it is to be noted that: (1) the terms "inner", "outer", "upper", "lower", "front", "rear", and the like, indicate orientations or positional relationships based on positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; (2) when an element is referred to as being "fixed to" or "supported from" another element, it can be directly on the other element or intervening elements may also be present; (3) when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; (4) the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In order to solve the technical problems in the prior art, the technical scheme in the embodiment of the invention has the following general idea:
in order to improve the efficiency of adjusting a buffer and a coupling device of a coupler during coupling of the coupler, embodiments of the present invention provide a folding mechanism, a coupler using the folding mechanism, and a railway vehicle using the coupler, wherein the folding mechanism includes a first rotating member having a locking groove and a second rotating member having a locking unit, and when the first rotating member and the second rotating member rotate relative to each other and are in proper positions, the first locking member rotates relative to the second rotating member and is coupled to the locking groove under the elastic force of a first elastic member, thereby achieving automatic restraint of the relative rotation between the first rotating member and the second rotating member without human intervention, and further, relative to the background art, when the folding mechanism is applied to coupling of the coupler, there is no need to manually adjust the relative positions of the buffer and the coupling device, thereby solving the problem of how to couple during coupling, the technical problem of improving the efficiency of adjusting the coupler buffer and the coupling device is solved, and the coupling efficiency is improved.
In order to better understand the technical solutions, the following will take an example of applying the folding mechanism in the environment of coupling of a railway vehicle coupler, and the above technical solutions will be described in detail with reference to the drawings and specific embodiments of the specification.
Referring to fig. 1 to fig. 3, in order to solve the technical problem of how to improve the efficiency of adjusting the coupler buffer and the coupling device in the coupler coupling process, the present embodiment provides a railway vehicle, where the railway vehicle includes a vehicle body and a coupler, the coupler is connected to the vehicle body, and the connection manner of the coupler is a known technique of a person skilled in the art, so that details of the present embodiment are not described herein, the coupler includes a folding mechanism 1, the folding mechanism 1 includes a first rotating
the first rotating
one end of the second rotating
the
based on the above, the invention has at least the following technical effects or advantages:
in the embodiment described in the present application, the locking groove is disposed in the first rotating member, and the
In order to realize automatic locking after swinging of the coupler, with continuing reference to fig. 1 to 6, in the embodiment of the present application, the railway vehicle further includes a
In order to realize quick unlocking of the
For a more clear description of the invention, the relative positions of the damper and the coupling device and the operation of the automatic locking after the swinging of the coupler are described in the present application by taking the embodiment shown in fig. 1 to 6 as an example:
when the coupling device and the buffer are not in proper positions, the locking block 311 is not in the locking groove on the rotating
when the lock needs to be released, the pull rope is pulled manually, under the action of the pull rope, the
when the coupler
when the locking needs to be released, the
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