CN214823269U

CN214823269U - Through-passage cab apron device

Info

Publication number: CN214823269U
Application number: CN202023315702.9U
Authority: CN
Inventors: 张正华; 门红玲; 李送军; 聂长海; 蔡亦文
Original assignee: Outmet Transportation Technology Co Ltd
Current assignee: Outmet Transportation Technology Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-23
Anticipated expiration: 2030-12-31

Abstract

The utility model belongs to the technical field of rail transit equipment, concretely relates to through-passage cab apron device, the vertical both sides border of the lower surface of cab apron body is provided with wearing and tearing piece, be provided with the mounting groove on the lower surface of cab apron body is vertical on the axis, be provided with the locking in the mounting groove from the card mechanism, the locking is provided with the viewing aperture from the top of card mechanism, be provided with the viewing aperture apron on the viewing aperture, use the locking from the card mechanism to realize quick installation and the dismantlement of cab apron body, simultaneously or draw the pull ring to spacing pull rod has bellied one side alone to spacing pull to spacing after spacing, make the protruding card of spacing pull rod at the tip of mounting groove, at this moment, spacing pull rod is in the card and ends the state, the cab apron unblock, when drawing a pull ring alone, need also carry out same operation to another pull ring, just can make the cab apron unblock; the transition plate body mounting and dismounting device is simple in structure, can improve mounting and dismounting efficiency and safety of the transition plate body, and meets relative change requirements of two carriage stretching, compressing, side rolling, nodding, head raising limit displacement curves and the like when a train runs at a high speed.

Description

Through-passage cab apron device

The technical field is as follows:

the utility model belongs to the technical field of the rail transit equipment, concretely relates to run through cab apron device can improve the efficiency of dismantling and installing, guarantees driving safety.

Background art:

the through passage is an important part commonly used in railway vehicles and is used for connecting two adjacent carriages, so that passengers can safely pass through or stay on the through passage and feel safe and comfortable. In the running process of the railway vehicle, the through passage needs to meet the requirement of the railway vehicle on passing curves, among three panels of the through passage, a cab apron is positioned in the middle, pedals are arranged on two sides of the through passage, the cab apron and the pedals are overlapped together, the cab apron is locked at the middle position of the two pedals through a cab apron connecting rod mechanism, and the sheet type cab apron is a common structural form in a through passage product and can realize multiple functions of pitching, turning, rolling and the like of the vehicle. The through passage cab apron disclosed in chinese patent 201721394429.3 is adapted to connect the bottom plates of adjacent cars, and includes a first cab apron, a second cab apron and a third cab apron, the first cab apron is fixed at the end of the car bottom plate, the second cab apron is connected with the first cab apron, the third cab apron is fixed at the end of the adjacent car bottom plate, the top surface of the third cab apron has a concave platform, the second cab apron is supported on the concave platform of the third cab apron, the third cab apron is rotatable relative to the second cab apron, one end of the second cab apron is connected with one end of the first cab apron, the other end of the second cab apron is designed to be circular arc shape, the concave platform of the third cab apron is matched with the other end of the second cab apron, a wear strip is further provided between the second cab apron and the third cab apron, the wear strip is fixed at the bottom surface of the second cab apron, the two wear strips are arc-shaped, the two wear strips are arranged at intervals, the support structure comprises a first support block and a second support block, the first support block is arranged on a carriage bottom plate and supports the first cab apron and the second cab apron, the second support block is arranged on an adjacent carriage bottom plate and supports the third cab apron, the first support block comprises a first fixed plate, a first reinforcing plate and a first support plate, the first fixed plate is fixedly connected with the first support plate, the first reinforcing plate is fixedly connected between the first fixed plate and the first support plate, the second support block comprises a second fixed plate, a second reinforcing plate and a second support plate, the second fixed plate is fixedly connected with the second support plate, and the second reinforcing plate is fixedly connected between the second fixed plate and the second support plate, the first cab apron is connected with the end part of the carriage bottom plate through bolts, the third cab apron is connected with the end part of the adjacent carriage bottom plate through bolts, the second cab apron is provided with an access hole, and the access hole is provided with a cover plate. The train run-through cab apron disclosed by the Chinese patent 201220210794.0 comprises an apron body arranged at the lower part of the junction of a train carriage, wherein the apron body is hinged to a train end through an apron connecting rod, the apron body is connected with a side wing plate through an apron hinge, the side wing plate is connected with a pedal at the train end of the train carriage, an apron abrasion strip is arranged on the apron body, a locking mechanism is arranged between the apron body and the apron connecting rod, the locking mechanism is provided with a mounting hole, and a connecting rod lock pin of the apron connecting rod is arranged in the mounting hole of the locking mechanism. Chinese patent 201720490228.2 discloses a through passage ferry plate, which comprises: the cab apron comprises a cab apron body and side wing plates which are rotatably connected with the cab apron body, wherein the side wing plates are connected with pedals inside a carriage; the side wing plates are connected with the cab apron main body through cab apron hinges, the cab apron hinges comprise connecting plates and rotating shafts which are sleeved in the connecting plates in a hollow mode, the rotating shafts are located in gaps formed by the cab apron main body and the side wing plates, and the connecting plates comprise first connecting plates and second connecting plates; a first rotating part is arranged on one side of the first connecting plate, a second rotating part is arranged on one side of the second connecting plate, the first rotating part and the second rotating part are matched to form a rotating part for accommodating the rotating shaft, the first rotating part is rotatably connected with the second rotating part, the diameter of the rotating part is larger than the thickness of the cab apron body, the first connecting plate and the second connecting plate are respectively fixed at the bottoms of the side wing plates and the cab apron main body through fasteners, wearing strips are arranged on the edges of the main body of the ferry plate and the side wing plates, a gap is formed between the wearing strip on the edge of the main body of the ferry plate and the wearing strip on the edge of the side wing plate, the fastener is set as a screw, the length of the exposed part of the screw is less than the thickness of the wearing strip, the bottom surface of the cab apron main body is also provided with two locking mechanisms, and the two locking mechanisms are symmetrically arranged along the longitudinal axis of the cab apron main body.

The cab apron in the patent product and the prior art has the problems of complex assembly and disassembly, time consumption and labor consumption. Therefore, the through passage cab apron device is developed to meet the passing requirement of the through passage during the running of the train, and has social and economic values and wide application prospect.

The invention content is as follows:

the utility model discloses an invention aim at overcome the shortcoming that prior art exists, design a run-through cab apron device, can satisfy relative change requirements such as two sections carriage tensile, compression, side roll, nod, the limit displacement curve of rising when the train high speed operation.

In order to achieve the purpose, the main body structure of the through passage cab apron device comprises a cab apron body, a wearing part, a mounting groove, a locking self-blocking mechanism, an observation port and an observation port cover plate; the vertical both sides border of the lower surface of the transition plate body is provided with wearing parts, is provided with the mounting groove on the vertical axis of the lower surface of the transition plate body, is provided with the locking in the mounting groove from the card mechanism, and the locking is provided with the viewing aperture from the top of card mechanism, is provided with the viewing aperture apron on the viewing aperture.

The utility model relates to a main structure of a locking self-blocking mechanism, which comprises a connecting rod, a locking tension spring, a groove-shaped lockset, a limiting pull rod, a pull ring, a mounting hole and a nylon sleeve; the two ends of the connecting rod are respectively connected with one end of a locking tension spring, the other end of the locking tension spring is connected with one end of a groove-shaped lock, the other end of the groove-shaped lock is connected with one end of a limiting pull rod, the other end of the limiting pull rod is connected with a pull ring of an annular structure, a mounting hole is formed in the end portion, close to the pull ring, of the limiting pull rod, and a nylon sleeve is arranged in the mounting hole.

The utility model relates to a mounting groove and locking are from card mechanism through mounting hole and round pin axle and split pin connection.

Compared with the prior art, the utility model, use the locking to realize fast installation and dismantlement of cab apron body from card mechanism, simultaneously or singly drag the pull ring to spacing one side that has the arch to spacing pull rod, make the protruding card of spacing pull rod at the tip of mounting groove, at this moment, spacing pull rod is in the card end state, cab apron unblock, when dragging a pull ring alone, need also carry out the same operation to another pull ring, just can make cab apron unblock; the transition plate body mounting and dismounting device is simple in structure, can improve mounting and dismounting efficiency and safety of the transition plate body, and meets relative change requirements of two carriage stretching, compressing, side rolling, nodding, head raising limit displacement curves and the like when a train runs at a high speed.

Description of the drawings:

fig. 1 is a schematic diagram of the main structure principle of the present invention.

Fig. 2 is a sectional view of the main structure of the present invention.

Fig. 3 is a schematic view of the main structure principle of the locking self-locking mechanism of the present invention.

Fig. 4 is a schematic view of the connection relationship between the mounting groove and the locking self-locking mechanism of the present invention.

Fig. 5 is a schematic view of a normal state of the locking self-locking mechanism according to the present invention.

Fig. 6 is a schematic view of the locking state of the locking self-locking mechanism according to the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following examples and accompanying drawings.

Example 1:

the main body structure of the run-through cab apron device related to the embodiment comprises a cab apron body 1, a wearing part 2, a mounting groove 3, a locking self-blocking mechanism 4, an observation port 5, an observation port cover plate 6, a pin shaft 7 and a split pin 8; the wear parts 2 are arranged on the longitudinal two side edges of the lower surface of the transition plate body 1, the mounting groove 3 with a U-shaped structure is arranged on the longitudinal central axis of the lower surface of the transition plate body 1, the locking self-blocking mechanism 4 is arranged in the mounting groove 3, and the main structure of the locking self-blocking mechanism 4 comprises a connecting rod 41, a locking tension spring 42, a groove-shaped lock 43, a limiting pull rod 44, a pull ring 45, a mounting hole 46 and a nylon sleeve 47; the two ends of a connecting rod 41 with a cylindrical structure are respectively connected with one end of a locking tension spring 42, the other end of the locking tension spring 42 is connected with one end of a groove-shaped lock 43, the other end of the groove-shaped lock 43 is in bolt connection with one end of a limiting pull rod 44, the other end of the limiting pull rod 44 is connected with a pull ring 45 with an oval structure, an installation hole 46 with an oval structure is formed in the end part, close to the pull ring 45, of the limiting pull rod 44, a nylon sleeve 47 with an oval structure is arranged in the installation hole 46, a viewing port 5 with a round-corner rectangular structure is arranged above a locking self-clamping mechanism 4, and a viewing port cover plate 6 with a round-corner rectangular structure is arranged on the viewing port 5; the mounting groove 3 is connected with the locking self-clamping mechanism 4 through a mounting hole 46, a pin shaft 7 and a cotter pin 8.

The locking tension spring 42 according to the present embodiment is a stainless steel tension spring; the groove-shaped lock 43 and the limiting pull rod 44 are both made of stainless steel; the pull ring 45 is a stainless steel wire rope wrapped with a PU pipe; the nylon sleeve 47 is made of nylon.

When the cab apron device that link up that this embodiment relates to uses, there is bellied one side to pull ring 45 to spacingly to spacing pull rod 44 simultaneously, make spacing pull rod 44's protruding card at the tip of mounting groove 3, at this moment, spacing pull rod 44 is in the state of blocking, the cab apron unblock, or have bellied one side to pull ring 45 to spacingly alone to spacing pull rod 44, make spacing pull rod 44's protruding card at the tip of mounting groove 3, carry out same operation to another pull ring 45, spacing pull rod 44 is in the state of blocking, the cab apron unblock.

Claims

1. A run-through cab apron device is characterized in that a main body structure comprises a cab apron body, a wearing part, a mounting groove, a locking self-blocking mechanism, an observation port and an observation port cover plate; the vertical both sides border of the lower surface of the transition plate body is provided with wearing parts, is provided with the mounting groove on the vertical axis of the lower surface of the transition plate body, is provided with the locking in the mounting groove from the card mechanism, and the locking is provided with the viewing aperture from the top of card mechanism, is provided with the viewing aperture apron on the viewing aperture.

2. The through passage cab apron device of claim 1, wherein the main structure of the locking self-blocking mechanism comprises a connecting rod, a locking tension spring, a groove-shaped lock, a limiting pull rod, a pull ring, a mounting hole and a nylon sleeve; the two ends of the connecting rod are respectively connected with one end of a locking tension spring, the other end of the locking tension spring is connected with one end of a groove-shaped lock, the other end of the groove-shaped lock is connected with one end of a limiting pull rod, the other end of the limiting pull rod is connected with a pull ring of an annular structure, a mounting hole is formed in the end portion, close to the pull ring, of the limiting pull rod, and a nylon sleeve is arranged in the mounting hole.

3. The through passage ferry plate device of claim 2, wherein the mounting groove is connected with the locking self-clamping mechanism through a mounting hole, a pin shaft and a cotter pin.