CN220904981U - Locking assembly, locking tool, turnout system and rail transit system - Google Patents

Abstract

The utility model discloses a locking assembly, a locking tool, a turnout system and a rail transit system, wherein the locking assembly comprises: mounting seat, mobile device and locking means. The moving device is movably arranged on the mounting seat along a first direction, the locking device is matched with the moving device, the locking device comprises a locking piece, the locking piece can move between a locking position and an unlocking position along a second direction when the moving device moves along the first direction, and the second direction is perpendicular to the first direction. Therefore, the moving device is arranged in the mounting seat, the mounting seat can provide protection and support for the moving device, and the structural strength of the locking assembly is improved, so that the moving device and the locking device can move in a preset direction. The locking device is matched with the moving device, the moving device can drive the locking device to move between the locking position and the unlocking position, the operation difficulty of the locking assembly is reduced, the working efficiency is effectively improved, the structure of the locking assembly is simple, and the later maintenance is convenient.

Description

Locking assembly, locking tool, turnout system and rail transit system

Technical Field

The utility model relates to the technical field of track control and adjustment, in particular to a locking assembly, a locking tool, a turnout system and a track traffic system.

Background

In the prior art, turnouts are important equipment for realizing rail conversion and widely exist on railway lines. By operating the trigger, the rolling stock is guided to mutually steer between the positive line and the lateral line. At present, manual switching devices are still adopted to switch the turnout in some areas or some branch railways, enterprise (industry) industry railways, special railways and railway lines with infrequent turnout switching. After switch conversion, the switch still needs to be manually fixed, and the method for manually fixing the switch has the advantages of high labor intensity, low working efficiency and lower safety.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, a first object of the present utility model is to provide a locking assembly, so that the locking assembly can be automatically reset, and the working efficiency and stability of the locking assembly can be improved.

A second object of the present utility model is to provide a locking device, which includes the locking mating assembly and the locking assembly described in the above embodiments.

A third object of the present utility model is to provide a switch system comprising a plurality of switch beams, at least one spandrel girder and at least one locking means as described in the above embodiments.

A fourth object of the present utility model is to provide a rail transit system including the switch system described in the above embodiments.

According to an embodiment of the first aspect of the present utility model, a locking assembly includes: mounting seat, mobile device and locking means. The moving device is movably arranged on the mounting seat along a first direction, the locking device is matched with the moving device, the locking device comprises a locking piece, when the moving device moves along the first direction, the locking piece is movable between a locking position and an unlocking position along a second direction, and the second direction is perpendicular to the first direction.

According to the locking assembly provided by the embodiment of the utility model, the moving device is arranged in the mounting seat, the mounting seat can provide protection and support for the moving device, and the structural strength of the locking assembly is improved, so that the moving device and the locking device can move in a preset direction. The locking device is matched with the moving device, the moving device can drive the locking device to move between the locking position and the unlocking position, the operation difficulty of the locking process of the locking assembly is reduced, the working efficiency is effectively improved, the structure of the locking assembly is simple, and the later maintenance is convenient.

In some embodiments, the mobile device comprises: a movable rod and a movable member. The movable rod penetrates through the mounting seat along the first direction, the movable piece is connected to one end of the movable rod, which is located in the mounting seat, and the locking device is matched with the movable piece.

In some embodiments, one of the mounting base and the moving member is formed with at least one chute extending in the first direction, and the other of the mounting base and the moving member is provided with at least one rolling device, and the rolling device is rollably disposed in the chute in the first direction.

In some embodiments, a plurality of extension ribs are disposed on an inner wall of the mounting seat, the extension ribs extend along the first direction, the extension ribs are arranged at intervals along the second direction, and the sliding groove is defined between two adjacent extension ribs. The rolling device comprises a plurality of first rollers which are rotatably arranged on side walls of two sides of the moving piece, which face the mounting seat, and can roll in the sliding groove.

In some embodiments, the scrolling device further comprises: and the ball is arranged at one end of the roller away from the moving piece in a rolling way.

In some embodiments, the mount comprises: the bottom plate, two first curb plates, roof, two second curb plates and a plurality of fastener. The two first side plates are respectively connected to two sides of the bottom plate along a third direction, a plurality of extension ribs and a plurality of mounting columns are respectively arranged on the surfaces, opposite to each other, of the two first side plates, the third direction, the first direction and the second direction are orthogonal, the top plate is positioned at the top of the two first side plates, a plurality of connecting plates are arranged on the bottom surface of the top plate, the plurality of connecting plates are respectively positioned on two sides of the top plate along the first direction, the two second side plates are respectively positioned on two sides of the bottom plate along the first direction, the two second side plates are connected with at least one extension rib, and a plurality of fasteners respectively penetrate through the two second side plates, the plurality of mounting columns are connected with the plurality of connecting plates so as to connect the second side plates, the first side plates and the top plate.

In some embodiments, a side surface of the moving member facing the locking means has a mating slope extending obliquely in the first direction toward the second direction, the locking means moving on the mating slope when the moving means moves in the first direction.

In some embodiments, the locking device further comprises: the locking piece is arranged on the mounting frame, the second roller is rotatably arranged on the mounting frame, and the second roller is movable on the matched inclined plane.

In some embodiments, the locking assembly further comprises: at least one elastic return means which normally urges the locking means towards the unlocked position.

In some embodiments, the elastic restoring means comprises: the guide piece is fixedly arranged on the locking device, the guide piece extends along the second direction, one end of the spring is connected with the mounting seat, the other end of the spring is connected with the sleeve, and the sleeve is matched with the guide piece.

In some embodiments, the mobile device further comprises: a push plate. The push plate is arranged at the other end of the movable rod.

In some embodiments, the mounting seat is formed with a limiting hole, and the locking piece is movably arranged at the limiting hole in a penetrating manner along the second direction.

In some embodiments, the limiting hole is provided with a wear part.

According to an embodiment of the second aspect of the present utility model, a lock, the lock includes: a locking assembly and a locking mating assembly. The locking assembly is the locking assembly of any one of the above embodiments, the lock mating assembly including a locking groove. The locking groove is suitable for being detachably matched with a locking piece of the locking assembly, the locking piece is matched with the locking groove when being located at the locking position, and the locking piece is separated from the locking groove when being located at the unlocking position.

In some embodiments, the lock-fit assembly comprises: a connecting frame and two locking groove blocks. The connecting frame comprises a first connecting plate and two second connecting plates, the two second connecting plates are connected to the same side of the first connecting plate in the thickness direction at intervals, the two locking groove blocks are respectively connected to the surfaces of the two second connecting plates opposite to each other, and locking grooves are defined between the two locking groove blocks.

In some embodiments, a first inclined surface is disposed on a side, away from the connecting frame, of at least one locking groove block along the second direction, a second inclined surface is disposed on an end, adjacent to the locking groove, of the locking piece, and the first inclined surface is opposite to the second inclined surface.

A switch system according to an embodiment of the third aspect of the present utility model includes: the switch beams comprise a first switch beam, a second switch beam and a third switch beam, the first switch beam and the second switch beam are arranged at intervals, the third switch beam is arranged between the first switch beam and the second switch beam in a swinging mode, the bearing beam is connected between the first switch beam and the second switch beam, the locking device is the locking device according to the second embodiment of the utility model, a locking matching component of the locking device is arranged at least one end of the bearing beam, the locking component of the locking device is arranged on the third switch beam, and when the third switch beam moves to the first switch beam or the second switch beam, the locking component of the locking component is matched with the locking groove of the locking matching component.

In some embodiments, a limiting piece is arranged on at least one of the first turnout beam and the second turnout beam, and when the moving device of the locking assembly is suitable for being in abutting contact with the limiting piece, the limiting piece can apply thrust to the moving device so as to push the moving device to move in the first direction, and therefore the locking piece is driven to move to the locking position to be matched with the locking groove.

In some embodiments, the plurality of locking devices includes a first locking device and a second locking device, the first locking device includes a first locking matching component and a first locking component, the second locking device includes a second locking matching component and a second locking component, the first locking component and the second locking component are stacked, the arrangement directions of the moving devices of the first locking component and the second locking component are opposite, the first locking matching component is arranged at one end of the spandrel girder adjacent to the first turnout girder, and the second locking matching component is arranged at one end of the spandrel girder adjacent to the second turnout girder.

According to a fourth aspect of the present utility model, a rail transit system includes a switch system according to the third aspect of the present utility model.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a locking assembly according to an embodiment of the present utility model.

Fig. 2 is an exploded view of a locking assembly according to an embodiment of the present utility model.

Fig. 3 is a schematic view of the locking member in the locked position according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram of a mobile device according to an embodiment of the utility model.

Fig. 5 is a partial schematic view of a mount according to an embodiment of the present utility model.

Fig. 6 is a schematic view of a mounting bracket and a locking member according to an embodiment of the present utility model.

Fig. 7 is a schematic diagram illustrating the cooperation of the mounting base, the moving device and the locking device according to an embodiment of the utility model.

Fig. 8 is a schematic cross-sectional view of a mounting base, a moving device and a locking device according to an embodiment of the utility model.

Fig. 9 is a schematic view of a top plate according to an embodiment of the present utility model.

Fig. 10 is a schematic view of a lock-fit assembly according to an embodiment of the present utility model.

Fig. 11 is a schematic view of a third switch beam adjacent a first switch beam in accordance with an embodiment of the utility model.

Fig. 12 is a schematic view of a first locking means of a third switch beam located on a first switch beam according to an embodiment of the present utility model.

Fig. 13 is a schematic view of a third switch beam adjacent a second switch beam in accordance with an embodiment of the utility model.

Fig. 14 is a schematic view of a second locking means of a third switch beam at a second switch beam according to an embodiment of the present utility model.

Reference numerals:

100. A switch system;

10. A switch beam; 11. a spandrel girder; 12. a first fork beam; 13. a second switch beam; 14. a third fork beam; 15. a limiting piece;

20. a locking device; 21. a first locking device; 211. a first lock mating assembly; 212. a first locking assembly; 22. a second locking device; 221. a second lock mating assembly; 222. a second locking assembly;

30. A lock-up mating assembly; 32. a locking groove; 33. a connecting frame; 331. a first connection plate; 332. a second connecting plate; 34. a locking groove block; 341. a first inclined surface;

40. a locking assembly;

41. A mounting base; 411. a chute; 412. an extension rib; 413. a first extension rib; 414. a second extension rib; 4141. a fourth mounting hole; 415. a third extension rib; 416. a bottom plate; 417. a first side plate; 4171. a mounting column; 4172. a first mounting hole; 418. a top plate; 4181. a connecting plate; 4182. a second mounting hole; 4183. a wear part; 4184. a limiting hole; 419. a second side plate; 4191. a third mounting hole;

42. A locking device; 421. a locking member; 4211. a second inclined surface; 422. a mounting frame; 423. a second roller; 424. an axle; 425. a guide member; 426. an elastic resetting device; 4261. a spring; 4262. a sleeve;

43. A mobile device; 431. a moving member; 4311. matching with the inclined plane; 432. a moving rod; 433. a rolling device; 4331. a first roller; 4332. a ball; 434. a fastener; 435. a push plate; 436. rib plates;

A. a first direction; B. a second direction; C. and a third direction.

Detailed Description

Embodiments of the present utility model will be described in detail below, with reference to the accompanying drawings, which are exemplary, and a locking assembly 40 according to an embodiment of the present utility model will be described below with reference to fig. 1 to 14, the locking assembly 40 including: a mounting 41, a moving device 43 and a locking device 42. The locking assembly 40 has a first direction a, a second direction B, and a third direction C that are mutually orthogonal.

Specifically, as shown in fig. 1 to 3, the moving device 43 is movably disposed on the mounting base 41 along a first direction a, the locking device 42 is engaged with the moving device 43, the locking device 42 includes a locking member 421, and the locking member 421 is movable between a locked position and an unlocked position along a second direction B when the moving device 43 moves along the first direction a, the second direction B being perpendicular to the first direction a.

Referring to fig. 1-3, in the present embodiment, one end of the moving device 43 along the first direction a of the locking assembly 40 is disposed in the mounting seat 41, and the other end of the moving device 43 along the first direction a of the locking assembly 40 is disposed outside the mounting seat 41. When the moving device 43 receives an external force, that is, when the external force acts on the other end of the moving device 43, the moving device 43 moves along the first direction a of the locking assembly 40 toward the center direction of the mounting seat 41, and then drives the locking device 42 to move along the second direction B of the locking assembly 40, so that the locking piece 421 moves from the unlocking position to the locking position, and at least part of the locking piece 421 moves along the second direction B and extends out of the top of the mounting seat 41. When the external force applied to the moving device 43 is removed, the locking device 42 can drive the locking member 421 to move toward the center of the mounting seat 41 along the second direction B, and at the same time, the locking device 42 can drive the moving device 43 to move along the first direction a toward a direction away from the center of the mounting seat 41 to move the locking member 421 from the locking position to the unlocking position.

According to the locking assembly 40 of the embodiment of the present utility model, the moving device 43 is disposed in the mounting seat 41, and the mounting seat 41 can provide protection and support for the moving device 43, so as to improve the structural strength of the locking assembly 40, and enable the moving device 43 and the locking device 42 to move in a predetermined direction. The locking device 42 cooperates with the moving device 43, and the moving device 43 can drive the locking device 42 to move between the locking position and the unlocking position, so that the operation difficulty of the locking process of the locking assembly 40 is reduced, the working efficiency is effectively improved, the structure of the locking assembly 40 is simple, and the later maintenance is facilitated.

According to some embodiments of the utility model, as shown in fig. 3 and 4, the mobile device 43 comprises: a movable lever 432 and a movable member 431. The moving rod 432 is penetrated through the mounting seat 41 along the first direction a, the moving member 431 is connected to one end of the moving rod 432 located in the mounting seat 41, and the locking device 42 is matched with the moving member 431. The moving rod 432 extends along the first direction a of the locking assembly 40, one end of the moving rod 432 located in the mounting seat 41 along the first direction a of the locking assembly 40 is fixedly connected with the moving member 431, and when the moving rod 432 moves along the first direction a of the locking assembly 40, the moving member 431 also moves in the mounting seat 41 along the first direction a of the locking assembly 40 along with the moving rod 432. The moving member 431 may have a right triangle structure, wherein a slope of the moving member 431 extends obliquely toward the moving rod 432 along the second direction B, the slope is used for abutting against the locking device 42, the locking device 42 is located above the moving member 431 along the second direction B of the locking assembly 40, and the locking device 42 is movable on the slope of the moving member 431. Thus, the moving rod 432 may facilitate controlling the movement of the moving member 431 within the mounting 41, and the locking device 42 cooperates with the moving member 431 such that when the moving member 431 moves in the first direction a of the locking assembly 40, the locking device 42 moves in the second direction B of the locking assembly 40 under the action of the moving member 431.

According to some embodiments of the present utility model, as shown in fig. 3 to 5, at least one sliding slot 411 extending in the first direction a is formed on one of the mount 41 and the moving member 431, and at least one rolling device 433 is provided on the other of the mount 41 and the moving member 431, and the rolling device 433 is rollably provided in the sliding slot 411 in the first direction a. For example, two sliding grooves 411 extending in the first direction a are formed on two inner walls of the mounting seat 41 along the third direction C of the locking assembly 40, and the two sliding grooves 411 are arranged on the inner wall of the mounting seat 41 along the second direction B of the locking assembly 40. The moving member 431 has three rolling devices 433 on both sides of the third direction C of the locking assembly 40, the three rolling devices 433 are engaged in two sliding grooves 411, the rolling devices 433 are disposed opposite to the sliding grooves 411, one rolling device 433 is rollably disposed in one sliding groove 411 higher in the second direction B of the locking assembly 40, and the other two rolling devices 433 are rollably engaged in the other sliding groove 411 lower in the second direction B of the locking assembly 40. When the moving device 43 moves in the first direction a of the locking assembly 40, the rolling device 433 rolls in the first direction a of the locking assembly 40 within the chute 411. Therefore, the sliding groove 411 can define the rolling track of the rolling device 433, and the rolling fit of the rolling device 433 and the sliding groove 411 can convert the sliding friction between the moving member 431 and the mounting seat 41 into rolling friction when the moving member 431 moves in the second direction B of the locking assembly 40 in the mounting seat 41, so as to reduce the friction between the moving member 431 and the mounting seat 41, and make the movement of the moving device 43 relative to the mounting seat 41 more labor-saving.

According to some embodiments of the present utility model, as shown in fig. 5, 7 and 8, a plurality of extension ribs 412 are disposed on an inner wall of the mounting seat 41, the plurality of extension ribs 412 extend along a first direction a, the plurality of extension ribs 412 are arranged at intervals along a second direction B, a sliding slot 411 is defined between two adjacent extension ribs 412, the rolling device 433 includes a plurality of first rollers 4331, and the plurality of first rollers 4331 are rotatably disposed on two side walls of the moving member 431 facing the mounting seat 41 and can roll in the sliding slot 411.

For example, the inner walls of the two sides of the mounting seat 41 along the third direction C are respectively provided with three extending ribs 412, the three extending ribs 412 are arranged at intervals along the second direction B and sequentially include a first extending rib 413, a second extending rib 414 and a third extending rib 415, and the three extending ribs 412 define two sliding grooves 411. The first roller 4331 abuts against the extending rib 412 along the side of the second direction B of the locking assembly 40. When the moving member 431 moves in the first direction a in the mounting seat 41, the first roller 4331 abuts against two side surfaces of the sliding slot 411 defined by the extending rib 412 along the second direction B, and rolls along the first direction a of the locking assembly 40. Of course, the number of the extending ribs 412 may be more than three to define more sliding grooves 411, and the number of the extending ribs may be selected when the volume requirement of the locking assembly 40 is greater, which is not particularly limited herein, and may be specifically selected according to practical situations.

Therefore, the plurality of extending ribs 412 are arranged at intervals to define the plurality of sliding grooves 411, the extending ribs 412 can limit the rolling device 433 along the second direction B of the locking assembly 40 and define the movement track of the moving member 431 in the mounting seat 41, the arrangement of the first roller 4331 can reduce the friction between the rolling device 433 and the extending ribs 412, promote the stability of the matching between the moving member 431 and the mounting seat 41, and further prolong the service life of the locking assembly 40.

According to some embodiments of the utility model, as shown in fig. 3-5, the scrolling device 433 further comprises: balls 4332. The ball 4332 is rollably disposed at an end of the first roller 4331 remote from the moving member 431. The balls 4332 are disposed at the ends of the first roller 4331 along the third direction C of the locking assembly 40, and the balls 4332 are abutted against the inner walls of the mounting seat 41 along the third direction C of the locking assembly 40. Therefore, the arrangement of the balls 4332 can reduce the friction between the rolling device 433 and the inner wall of the mounting seat 41, effectively reduce the friction loss between the rolling device 433 and the mounting seat 41, reduce the energy loss generated when the movable member 431 moves in the mounting seat 41, and improve the stability of the fit between the movable member 431 and the mounting seat 41.

According to some embodiments of the utility model, as shown in fig. 2, the mount 41 includes: a bottom panel 416, two first side panels 417, a top panel 418, two second side panels 419, and a plurality of fasteners 434. The two first side plates 417 are respectively connected to two sides of the bottom plate 416 along the third direction C, a plurality of extension ribs 412 and a plurality of mounting posts 4171 are respectively provided on opposite surfaces of the two first side plates 417, the third direction C, the first direction a and the second direction B are orthogonal, the top plate 418 is positioned at the top of the two first side plates 417, a plurality of connecting plates 4181 are provided on the bottom surface of the top plate 418, the plurality of connecting plates 4181 are respectively positioned at two sides of the top plate 418 along the first direction a, the two second side plates 419 are respectively positioned at two sides of the bottom plate 416 along the first direction a, the two second side plates 419 are connected with at least one extension rib 412, and a plurality of fasteners 434 respectively penetrate through the two second side plates 419 and the plurality of mounting posts 4171 to be connected with the plurality of connecting plates 4181.

The mounting post 4171 has a first mounting hole 4172 formed therein, the first mounting hole 4172 extending in the first direction a of the locking assembly 40, the connecting plate 4181 has a second mounting hole 4182 formed therein that extends through the connecting plate 4181, the two first side plates 417 have a third mounting hole 4191 formed therein that extends through the first side plates 417, the first mounting hole 4172, the second mounting hole 4182 and the third mounting hole 4191 are opposite to each other in the first direction a of the locking assembly 40, the first mounting hole 4172, the second mounting hole 4182 and the third mounting hole 4191 are used to mount the fastener 434, and the top plate 418, the two first side plates 417 and the two second side plates 419 can be fixed together by the cooperation of the first mounting hole 4172, the second mounting hole 4182, the third mounting hole 4191 and the fastener 434. The second extension rib 414 is provided with a fourth mounting hole 4141, the fourth mounting hole 4141 is opposite to a part of the third mounting hole 4191 on the second side plate 419 along the first direction a of the locking assembly 40, the third mounting hole 4191 and the fourth mounting hole 4141 are used for mounting the fastener 434, and the second side plate 419 and the first side plate 417 can be further fixed together through cooperation between the third mounting hole 4191, the fourth mounting hole 4141 and the fastener 434.

From this, bottom plate 416, two first curb plates 417, roof 418 and two second curb plates 419 are connected through a plurality of fasteners 434 and are formed mount pad 41, and mount pad 41 is the cuboid structure, and moving member 431 and locking device 42 are located inside mount pad 41, and mount pad 41 can play the guard action to moving member 431 and locking device 42, promotes the structural strength of locking subassembly 40.

According to some embodiments of the present utility model, as shown in fig. 4, a side surface of the moving member 431 facing the locking device 42 has an engagement slope 4311, the engagement slope 4311 extends obliquely in the first direction a toward the second direction, and the locking device 42 moves on the engagement slope 4311 when the moving device 43 moves in the first direction a. The locking device 42 is disposed above the mounting frame 422 in the second direction B of the locking assembly 40, the locking member 421 moves in the second direction B of the locking assembly 40, the locking device 42 moves in the second direction B of the locking assembly 40 toward a direction away from the bottom plate 416 when the moving device 43 moves in the first direction a of the locking assembly 40 toward the center of the locking member 421 away from the bottom plate 41, and the engaging slope 4311 extends obliquely in the first direction a toward the direction toward the center of the moving rod 432 in the second direction B toward the center of the locking member 421 when the moving device 43 moves in the first direction a toward the center of the locking assembly 421 away from the bottom plate 416. Thus, the engaging inclined surface 4311 facilitates the engagement of the moving member 431 with the locking device 42, and the inclined surface 4311 can enable the moving device 43 to drive the locking device 42 to move along the second direction B of the locking assembly 40 when moving along the first direction a of the locking assembly 40.

According to some embodiments of the present utility model, as shown in fig. 6-8, the locking device 42 further includes: the locking member 421 is provided on the mounting frame 422, and the second roller 423 is rotatably provided on the mounting frame 422, and the second roller 423 is movable on the engagement slope 4311. The mounting frame 422 is provided with an axle 424 along one end of the locking assembly 40, which is close to the moving member 431, along the second direction B of the locking assembly 40, the axle 424 extends along the third direction C of the locking assembly 40, and the second roller 423 is rotatably disposed on the axle 424 in a penetrating manner, at one end of the mounting frame 422, which is close to the moving member 431, along the second direction B, and the second roller 423 can roll on the mating inclined surface 4311. Therefore, the sliding friction between the locking device 42 and the moving member 431 can be converted into rolling friction by the arrangement of the second roller 423, so that the friction energy consumption between the locking device 42 and the moving member 431 is reduced, the movement of the locking member 421 between the locking position and the unlocking position is smoother, and the sensitivity of the locking assembly 40 is effectively improved.

According to some embodiments of the utility model, as shown in fig. 2, 6 and 9, further comprising: at least one resilient return means 426, the resilient return means 426 urging the locking means 42 towards the unlocked position. The elastic restoring device 426 is matched with the locking device 42, the elastic restoring device 426 is arranged on one side of the top plate 418, which faces the bottom plate 416 along the second direction B of the locking assembly 40, the elastic restoring device 426 extends along the second direction B of the locking assembly 40, and the elastic restoring device 426 is opposite to the locking device 42 along the second direction B of the locking assembly 40. The elastic reset device 426 often pushes the locking device 42 to move along the second direction B of the locking assembly 40 towards the direction approaching the bottom plate 416, and further pushes the moving member 431 to move along the first direction a of the locking assembly 40 towards the center away from the mounting seat 41 to unlock. Thus, when the elastic restoring device 426 does not receive the external force, the locking device 42 receives the force from the elastic restoring device 426 to push the elastic member to move along the second direction B of the locking assembly 40 toward the direction away from the top plate 418, so as to push the moving device 43 to move along the first direction a of the locking assembly 40, thereby realizing the conversion of the locking position of the locking device 42 from the locking position to the unlocking position.

According to some embodiments of the utility model, as shown in fig. 2, 6 and 9, the elastic restoring means 426 comprises: at least one guide member 425, a spring 4261 and a sleeve 4262, wherein the guide member 425 is fixedly arranged on the locking device 42, one end of the spring 4261 is connected with the mounting seat 41, the other end of the spring 4261 is connected with the sleeve 4262, and the sleeve 4262 is matched with the guide member. The guide member 425 extends along the second direction B, and the mounting seat 41 is provided with at least one elastic reset device 426, the elastic reset device 426 is matched with the guide member 425, and the guide member 425 is always pushed by the elastic reset device 426 towards the unlocking position. The elastic restoring means 426 is provided at a side of the top plate 418 toward the bottom plate 416 in the second direction B of the locking assembly 40, the elastic restoring means 426 extends in the second direction B of the locking assembly 40, and the elastic restoring means 426 is opposite to the guide 425 in the second direction B of the locking assembly 40. The elastic reset device 426 always pushes the guide member 425 towards the unlocking position, that is, the elastic reset device 426 always pushes the locking device 42 to move towards the direction close to the bottom plate 416 along the second direction B of the locking assembly 40, and then pushes the moving member 431 to move towards the center away from the mounting seat 41 along the first direction a of the locking assembly 40 to unlock. One end of the spring 4261 in the second direction B of the locking assembly 40 is connected to the top plate 418 of the mounting base 41, the other end of the spring 4261 in the second direction B of the locking assembly 40 is connected to the sleeve 4262, the guide screw is sleeved in the sleeve 4262, and when the locking device 42 moves in the second direction B of the locking assembly 40, the sleeve 4262 and the guide 425 move relatively in the second direction B of the locking assembly 40. Thus, the guide member 425 is configured to cooperate with the elastic restoring device 426 to guide the elastic restoring device 426 in a direction, thereby preventing the elastic restoring device 426 from being distorted during movement. The guide member 425 can provide the guide effect for the elastic resetting device 426, the guide member 425 can ensure the accuracy of connection between the guide member 425 and the sleeve 4262 for the guide screw, the stability and the reliability of connection between the guide member 425 and the elastic resetting device 426 are improved, the risk of failure of the locking assembly 40 is reduced, the service life of the locking assembly 40 can be prolonged, the guide screw structure is simpler, the guide screw and the sleeve 4262 are convenient to cooperate to realize the connection between the guide member 425 and the elastic resetting device 426, the maintenance and the replacement are convenient, the maintenance cost of the locking assembly 40 can be effectively reduced, and the maintainability of the locking assembly 40 is improved.

According to some embodiments of the utility model, as shown in fig. 4, the mobile device 43 further comprises: a push plate 435. A push plate 435 is provided at the other end of the moving bar 432. The push plate 435 is located at the other end of the moving rod 432 away from the moving member 431 in the first direction a of the locking assembly 40, the moving rod 432 is penetrated on the second side plate 419 of the mounting block 41, the push plate 435 is opposite to the mounting block 41 in the first direction a of the locking assembly 40, and the push plate 435 is located outside the mounting block 41. When the push plate 435 receives an external force, the push plate 435 moves along the first direction a of the locking assembly 40 toward the mounting seat 41, and drives the moving member 431 inside the mounting seat 41 to move along the first direction a of the locking assembly 40 toward the lower side of the moving member 431. The rib plate 436 is arranged along the connecting part of the push plate 435 and the movable rod 432, one end of the rib plate 436 is connected with the movable rod 432, and the other end of the rib plate 436 is connected with the push plate 435, so that the connection strength between the push plate 435 and the movable rod 432 can be enhanced. Therefore, the push plate 435 is convenient to apply external force to the moving device 43, and the rib plate 436 is arranged between the push plate 435 and the moving rod 432, so that the structural strength of the moving device 43 can be effectively increased, and the service life of the locking assembly 40 can be prolonged.

According to some embodiments of the present utility model, as shown in fig. 2, a limiting hole 4184 is formed on the mounting base 41, and the locking member 421 is movably disposed at the limiting hole 4184 along the second direction B. The top plate 418 of the mounting seat 41 is provided with a limiting hole 4184 penetrating through the top plate 418, the limiting hole 4184 is matched with the locking piece 421, and the locking piece 421 moves in the limiting hole 4184 along the second direction B of the locking assembly 40. Thus, the limiting hole 4184 can limit the locking member 421 in the first direction a and the third direction C of the locking assembly 40, so that the limiting device can only move along the second direction B of the locking assembly 40, so as to switch the locking member 421 between the locking position and the unlocking position.

According to some embodiments of the present utility model, as shown in fig. 2 and 9, a wear member 4183 is provided at the limiting aperture 4184. The wear-resistant member 4183 is disposed above the top plate 418 along the second direction B of the locking assembly 40, and the wear-resistant member 4183 has a through hole penetrating the wear-resistant member 4183, the through hole is opposite to the limiting hole 4184, and the shape of the through hole is the same as the shape of the limiting hole 4184, so that the locking member 421 can conveniently penetrate the top plate 418 and the wear-resistant member 4183. Thus, the wear-resisting members 4183 provided at the limiting holes 4184 facilitate protecting the top plate 418 of the mounting seat 41, reduce wear on the top plate 418, and prolong the service life of the locking assembly 40.

According to the latch 20 of the second aspect of the embodiment of the present utility model, the latch 20 includes: the locking assembly 40 and the locking engagement assembly 30, the locking assembly 40 is the locking assembly 40 according to the above-described first aspect of the embodiment of the present utility model, and as shown in fig. 10, the locking engagement assembly 30 includes a locking groove 32, the locking groove 32 is adapted to detachably engage with a locking piece 421 of the locking assembly 40, the locking piece 421 is engaged with the locking groove 32 when the locking piece 421 is located at the locking position, and the locking piece 421 is separated from the locking groove 32 when the locking piece 421 is located at the unlocking position.

According to the locking matching assembly 30 of the embodiment of the utility model, the locking member 421 is detachably matched with the locking groove 32 along the end, away from the moving device 43, of the locking assembly 40 in the second direction B, the matching manner between the locking matching assembly 30 and the locking assembly 40 is simple, manual operation is not needed, the matching between the locking matching assembly 30 and the locking assembly 40 is more firm, the structural stability of the locking device 20 is facilitated, and the working efficiency and the safety of the locking device 20 are effectively improved.

According to some embodiments of the present utility model, as shown in fig. 3 and 10, the lock engagement assembly 30 includes: a connecting frame 33 and two locking groove blocks 34. The connection frame 33 includes a first connection plate 331 and two second connection plates 332, the two second connection plates 332 being connected to the same side of the first connection plate 331 in the thickness direction at a distance from each other, two locking groove pieces 34 being connected to surfaces of the two second connection plates 332 opposite to each other, respectively, the two locking groove pieces 34 defining a locking groove 32 therebetween. The first connecting plate 331 and the second connecting plate 332 are respectively connected with the two locking groove blocks 34 through fasteners 434, and when the locking piece 421 is located at the locking position, the two locking groove blocks 34 are respectively abutted against one end portion of the locking piece 421 away from one end device along the second direction B of the locking assembly 40. Thus, the connection plate 4181 serves to fix the locking groove block 34, and the locking groove 32 can limit the locking piece 421 in the first direction a and the second direction B of the locking assembly 40.

According to some embodiments of the present utility model, the at least one locking groove block 34 is provided with a first inclined surface 341 at a side away from the connection frame 33 in the second direction, and the locking member 421 is provided with a second inclined surface 4211 at an end adjacent to the locking groove 32, the first inclined surface 341 being opposite to the second inclined surface 421. The end surface of the locking member 421, which is far away from the end of the bottom plate 416 along the second direction B of the locking assembly 40, is a second inclined surface 4211, so that the resistance applied when the locking member 421 moves along the second direction B of the locking assembly 40 can be reduced, the first inclined surface 341 of the locking groove block 34 is matched with the second inclined surface 4211 of the locking member 421, and when the locking member 421 is matched with the locking groove 32, the first inclined surface 341 is abutted against the second inclined surface 4211, so that the locking member 421 is matched with the locking groove 32.

A switch system 100 according to an embodiment of the third aspect of the present utility model, as shown in fig. 11-14, includes: the plurality of switch beams 10, at least one spandrel girder 11 and at least one locking tool 20, the plurality of switch beams 10 includes a first switch beam 12, a second switch beam 13 and a third switch beam 14, the first switch beam 12 and the second switch beam 13 are arranged at intervals, the third switch beam 14 is swingably arranged between the first switch beam 12 and the second switch beam 13, the spandrel girder 11 is connected between the first switch beam 12 and the second switch beam 13, the locking tool 20 is the locking tool 20 according to the above second embodiment of the present utility model, the locking engagement assembly 30 of the locking tool 20 is arranged at least one end of the spandrel girder 11, the locking assembly 40 of the locking tool 20 is arranged on the third switch beam 14, and the locking member 421 of the locking assembly 40 is engaged with the locking groove 32 of the locking engagement assembly 30 when the third switch beam 14 moves to the first switch beam 12 or the second switch beam 13.

According to the switch system 100 of the embodiment of the present utility model, the lock engagement assembly 30 is provided on the spandrel girder 11 and is disposed toward the lock assembly 40, the lock assembly 40 is provided under the third switch beam 14, and the lock 421 is in the lock position when the third switch beam 14 moves to the first switch beam 12 or the second switch beam 13, and the lock engagement assembly 30 is engaged with the lock assembly 40 to fix the third switch beam 14 on the spandrel girder 11. Therefore, the locking device 20 can be conveniently fixed after the switching position of the third turnout beam 14, so that the cooperation between the third turnout beam 14 and the spandrel girder 11 is more stable, the locking process and the unlocking process of the locking device 20 can be automatically carried out, the operation difficulty is effectively reduced, and the safety of the turnout system 100 is improved.

According to some embodiments of the present utility model, as shown in fig. 11-14, a limiting member 15 is provided on at least one of the first turnout beam 12 and the second turnout beam 13, and when the moving device 43 of the locking assembly 40 is adapted to abut against the limiting member 15, the limiting member 15 can apply a pushing force to the moving device 43 to push the moving device 43 to move in the first direction a, so as to drive the locking member 421 to move to the locking position to cooperate with the locking groove 32.

When the third switch beam 14 moves to the first switch beam 12, the third switch beam 14 is parallel to the second switch beam 13, at this time, the limiting member 15 on the first switch beam 12 abuts against the push plate 435 on the locking assembly 40, and moves the push plate 435 along the first direction a of the locking assembly 40 toward the direction close to the mounting seat 41 until the end, away from the push plate 435, of the moving member 431 in the mounting seat 41 abuts against the second side plate 419, at this time, the locking member 421 moves along the second direction B of the locking assembly 40 to the locking position to cooperate with the locking groove 32, so as to implement locking of the locking cooperation assembly 30 and the locking assembly 40, so as to fix the third switch beam 14 on the spandrel girder 11.

When the third switch beam 14 is separated from the first switch beam 12 and moves toward the second switch beam 13, the limiting member 15 on the first switch beam 12 is gradually separated from the push plate 435, the locking member 421 moves toward the direction approaching the bottom plate 416 along the second direction B of the locking assembly 40 under the action of the elastic restoring device 426, and then the moving member 431 is pushed to move toward the push plate 435 along the first direction a of the locking assembly 40, the locking member 421 moves to the unlocking position, and the locking mating assembly 30 is separated from the locking assembly 40.

When the third switch beam 14 moves to the second switch beam 13, the third switch beam 14 is disposed parallel to the first switch beam 12, and similarly, the limiting member 15 on the second switch beam 13 abuts against the push plate 435 on the locking assembly 40, and moves the push plate 435 along the first direction a of the locking assembly 40 toward the direction close to the mounting seat 41 until the end of the moving member 431 in the mounting seat 41 away from the push plate 435 abuts against the second side plate 419, and the locking member 421 moves along the second direction B of the locking assembly 40 to the locking position to cooperate with the locking groove 32, so as to realize locking of the other locking cooperation assembly 30 and the locking assembly 40, so as to fix the third switch beam 14 on the spandrel girder 11.

Therefore, the third turnout beam 14 can be moved between the first turnout beam 12 and the second turnout beam 13, the third turnout beam 14 can be switched between the first turnout beam 12 and the second turnout beam 13, the limiting piece 15 is arranged to enable the locking assembly 40 to be automatically locked with the locking matching assembly 30 in the moving process of the third turnout, the third turnout beam 14 is fixed on the spandrel girder 11, the operation difficulty is effectively reduced compared with the traditional manual locking, and the safety in adjusting the third turnout beam 14 is improved.

According to some embodiments of the present utility model, as shown in fig. 11 to 14, the plurality of locking devices 20 are plural, the plurality of locking devices 20 includes a first locking device 21 and a second locking device 22, the first locking device 21 includes a first locking matching component 211 and a first locking component 212, the second locking device 22 includes a second locking matching component 221 and a second locking component 222, the first locking component 212 and the second locking component 222 are stacked, the arrangement directions of the moving devices 43 of the first locking component 212 and the second locking component 222 are opposite, the first locking matching component 211 is disposed at one end of the spandrel girder 11 adjacent to the first turnout girder 12, and the second locking matching component 221 is disposed at one end of the spandrel girder 11 adjacent to the second turnout girder 13.

For example, the first locking device 21 and the second locking device 22 include a first locking matching component 211 and a second locking matching component 221 respectively located at two sides of the length direction of the spandrel girder 11, the first locking component 212 and the second locking component 222 are stacked to form an integral structure to move along with the movement of the third turnout girder 14, and the movement directions of the moving devices 43 corresponding to the first locking piece 421 and the second locking piece 421 are opposite. Wherein, the first locking matching component 211 may be disposed adjacent to the first turnout beam 12, the second locking matching component 221 may be disposed adjacent to the second turnout beam 13, and the first locking tool 21 may be used to match the first locking matching component 211 with the first locking component 212 to fix the third turnout beam 14 on the spandrel girder 11 when the second turnout beam 13 and the third turnout beam 14 are parallel when the third turnout beam 14 moves to the first turnout beam 12. The second locking device 22 may be used to fix the third fork beam 14 to the spandrel girder 11 when the first fork beam 12 and the third fork beam 14 are parallel when the second locking assembly 221 is engaged with the second locking assembly 222 when the third fork beam 14 moves to the second switch beam 13.

Therefore, the first locking device 21 and the second locking device 22 facilitate adjustment of the third switch beam 14, and the first locking assembly 212 and the second locking assembly 222 are overlapped to save the installation space of the locking assembly 40 and improve the space utilization. The arrangement directions of the first locking component 212 and the second locking component 222 are opposite, so that the first locking device 21 and the second locking device 22 can not interfere with each other when the third bifurcated beam 14 is adjusted, the assembly between the third bifurcated beam 14 and the spandrel beam 11 is more accurate and firm after the third bifurcated beam 14 moves, and the operation efficiency is improved.

The rail transit system according to the embodiment of the fourth aspect of the present utility model includes the switch system 100 according to the above-described embodiment of the fourth aspect of the present utility model.

According to the rail transit system provided by the embodiment of the utility model, the operation difficulty of the switch system 100 during switching can be effectively reduced by using the switch system 100, the working condition requirement during switch adjustment is met, the stability of the switch system 100 is improved, and the overall stability and safety of the rail transit system are further improved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features. In the description of the present utility model, "plurality" means two or more. In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween. In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (20)

1. A locking assembly, comprising:

A mounting base;

The moving device is movably arranged on the mounting seat along a first direction;

and the locking device is matched with the moving device, the locking device comprises a locking piece, and the locking piece moves between a locking position and an unlocking position along a second direction when the moving device moves along the first direction, and the second direction is perpendicular to the first direction.

2. The lock assembly of claim 1, wherein the mobile device comprises:

The moving rod is arranged on the mounting seat in a penetrating manner along the first direction;

The moving piece is connected to one end of the moving rod, which is located in the mounting seat, and the locking device is matched with the moving piece.

3. The locking assembly of claim 2, wherein one of the mount and the moveable member has at least one chute formed therein extending in the first direction, and the other of the mount and the moveable member has at least one rolling device rollably disposed therein in the first direction.

4. The locking assembly according to claim 3, wherein a plurality of extending ribs are arranged on the inner wall of the mounting seat, the extending ribs extend along the first direction, the extending ribs are arranged at intervals along the second direction, and the sliding groove is defined between two adjacent extending ribs;

the rolling device includes:

The first rollers are rotatably arranged on side walls of the two sides of the moving part, which face the mounting seat, and can roll in the sliding groove.

5. The locking assembly of claim 4, wherein the rolling device further comprises: and the ball is arranged at one end of the roller away from the moving piece in a rolling way.

6. The locking assembly of claim 4, wherein the mount comprises:

A bottom plate;

The two first side plates are respectively connected to two sides of the bottom plate along a third direction, a plurality of extending ribs and a plurality of mounting columns are respectively arranged on the surfaces of the two first side plates, which are opposite to each other, and the third direction, the first direction and the second direction are orthogonal;

The top plate is positioned at the top of the two first side plates, a plurality of connecting plates are arranged on the bottom surface of the top plate, and the connecting plates are respectively positioned at two sides of the top plate along the first direction;

The two second side plates are respectively positioned at two sides of the bottom plate along the first direction and are connected with at least one extension rib;

The fasteners penetrate through the two second side plates and the mounting columns respectively to be connected with the connecting plates so as to connect the second side plates, the first side plates and the top plate.

7. The locking assembly of claim 2, wherein a side surface of the moving member facing the locking device has a mating slope extending obliquely in the first direction toward the second direction;

The locking means moves on the mating ramp when the moving means moves in the first direction.

8. The locking assembly of claim 7, wherein the locking device further comprises:

The locking piece is arranged on the mounting frame;

And the second roller is rotatably arranged on the mounting frame and can move on the matched inclined plane.

9. The lock assembly of claim 1, further comprising: at least one elastic return means which normally urges the locking means towards the unlocked position.

10. The locking assembly of claim 9, wherein the resilient return means comprises:

At least one guide member fixedly provided to the locking device, the guide member extending in the second direction;

The spring is connected with the mounting seat at one end, the sleeve is connected with the other end of the spring, and the sleeve is matched with the guide piece.

11. The lock assembly of claim 2, wherein the mobile device further comprises:

the pushing plate is arranged at the other end of the movable rod.

12. The locking assembly of any one of claims 1-11, wherein the mount is formed with a limiting aperture, the locking member being movably disposed through the limiting aperture in the second direction.

13. The locking assembly of claim 12, wherein the limiting aperture is provided with a wear member.

14. A latch, comprising:

A locking assembly according to any one of claims 1-13;

The locking cooperation assembly comprises a locking groove, the locking groove is suitable for being detachably matched with a locking piece of the locking assembly, the locking piece is matched with the locking groove when being located at a locking position, and the locking piece is separated from the locking groove when being located at an unlocking position.

15. The latch of claim 14 wherein said latch mating assembly comprises:

The connecting frame comprises a first connecting plate and two second connecting plates, and the two second connecting plates are connected to the same side of the first connecting plate in the thickness direction in a spaced mode;

The two locking groove blocks are respectively connected to the surfaces of the two second connecting plates, which are opposite to each other, and the locking groove is defined between the two locking groove blocks.

16. The locking device of claim 15, wherein at least one of the locking groove blocks is provided with a first inclined surface along the second direction on a side away from the connecting frame;

the locking piece is adjacent to one end of the locking groove and is provided with a second inclined plane, and the first inclined plane is opposite to the second inclined plane.

17. A switch system, comprising:

The switch beams comprise a first switch beam, a second switch beam and a third switch beam, the first switch beam and the second switch beam are arranged at intervals, and the third switch beam is arranged between the first switch beam and the second switch beam in a swinging manner;

at least one spandrel girder connected between the first switch girder and the second switch girder;

At least one locking device, wherein the locking device is a locking device according to any one of claims 14-16, a locking matching component of the locking device is arranged at least one end of the spandrel girder, the locking component of the locking device is arranged on the third turnout girder, and when the third turnout girder moves to the first turnout girder or the second turnout girder, the locking component of the locking component is matched with a locking groove of the locking matching component.

18. The switch system of claim 17, wherein at least one of said first switch beam and said second switch beam is provided with a stop member, said stop member being capable of applying a pushing force to said moving means to urge said moving means to move in said first direction when said moving means of said locking assembly is in abutment with said stop member, thereby moving said locking member to said locking position for engagement with said locking slot.

19. The switch system as claimed in claim 17 or 18, wherein said plurality of locking means includes a first locking means and a second locking means, said first locking means includes a first locking mating assembly and a first locking assembly, said second locking means includes a second locking mating assembly and a second locking assembly, said first locking assembly and said second locking assembly are stacked, said first locking assembly and said second locking assembly are disposed in opposite directions, said first locking mating assembly is disposed at an end of said load beam adjacent said first switch beam, and said second locking mating assembly is disposed at an end of said load beam adjacent said second switch beam.

20. A rail transit system comprising a switch system according to any one of claims 17-19.