CN218438923U

CN218438923U - Single-opening sliding plug and locking mechanism and sliding plug door using same

Info

Publication number: CN218438923U
Application number: CN202222099533.2U
Authority: CN
Inventors: 苏相伟; 张军浩; 仲朝懿; 都业鑫; 刘中凯; 尚金路; 祝喜峰; 韩列; 刘洋; 刘禄; 侯景馨; 杨会生; 宫文彪; 关英俊
Original assignee: Jilin Province Taihao Railway Vehicles Equipment Co ltd
Current assignee: Jilin Province Taihao Railway Vehicles Equipment Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2023-02-03
Anticipated expiration: 2032-08-10

Abstract

The utility model discloses a single-opening sliding plug and locking mechanism and a sliding plug door using the same, which comprises a frame, a screw component, a transverse and longitudinal translation component, a connecting rod and a door carrying frame, wherein the frame comprises a connecting plate, a left longitudinal rail seat, a right longitudinal rail seat and a sliding plug slide way, and the left longitudinal rail seat and the right longitudinal rail seat are respectively fixed on two sides of the same plane of the connecting plate; the plug slide way is fixed at the position of the connecting plate close to the bottom; the screw rod assembly is arranged between the left longitudinal rail seat and the right longitudinal rail seat; the transverse and longitudinal translation assembly is arranged between the left longitudinal rail seat and the right longitudinal rail seat and is positioned on one side of the screw rod assembly; one end of the connecting rod is rotationally connected with the lead screw assembly, and the other end of the connecting rod is rotationally connected with the transverse and longitudinal translation assembly; the carrying frame is fixedly connected with the transverse and longitudinal translation assemblies and is in rolling connection with the plug slide way. The utility model has the advantages of simple structure, high reliability, stable operation, low noise, high conversion rate of plug tension, high transmission efficiency of the mechanism and wide application range.

Description

Single-opening sliding plug and locking mechanism and sliding plug door using same

Technical Field

The utility model relates to a rail vehicle technical field, more specifically the saying so relates to a singly open stopper draws and blocked mechanical system and uses its stopper sliding door.

Background

The existing sliding plug and locking mechanism used in the sliding plug door mainly includes the following: 1. the double motors are respectively driven to complete the plug motion through electric control; 2. the single motor is used for driving the screw rod in a spiral mode, the nut assembly arranged on the screw rod is driven to reciprocate, the door leaf connected with the nut assembly is further driven, the nut assembly is locked through the electromagnetic lock, and the door locking function is further achieved; 3. the single motor drive uses a specially designed screw rod to drive the nut assembly to realize the plugging movement, realizes the passive locking in place through the non-spiral tooth surface on the screw rod, and has simple structure.

However, the electric control system of the first mode is complex, high in cost and low in reliability; the electromagnetic lock of the second mode can ensure the stability of the lock door only by electrifying at any time, and has a complex structure and low reliability; the lead screw of the third mode is not a traditional thread line, needs special processing and customization, is high in manufacturing cost, and in order to realize passive locking, the nut component needs to be in contact with the lead screw in both a thread section and a flat section, so that the lead screw and the nut are not traditional screw transmission but cam transmission, the nut component and the lead screw are high-pair transmission, the transmission is easy to wear and has high noise, the door plugging force is small in the mode, and an auxiliary device needs to be designed to enable the nut component to rotate for a certain angle to realize passive locking.

Therefore, it is an urgent need to solve the above-mentioned problems by those skilled in the art to provide a single-opening sliding and locking mechanism and a sliding door using the same.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a single-opening sliding plug and locking mechanism and a sliding plug door using the same, so as to solve the technical problems mentioned in the above background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a single-release stopper and lockout mechanism comprising:

the left longitudinal rail seat and the right longitudinal rail seat are respectively fixed on two sides of the same plane of the connecting plate; the plug slide way is fixed at the position of the connecting plate close to the bottom;

a lead screw assembly mounted between the left longitudinal rail mount and the right longitudinal rail mount;

the transverse and longitudinal translation assembly is arranged between the left longitudinal rail seat and the right longitudinal rail seat and is positioned on one side of the lead screw assembly;

one end of the connecting rod is rotatably connected with the lead screw assembly, and the other end of the connecting rod is rotatably connected with the transverse and longitudinal translation assembly;

a door carrying frame, the door carrying frame with horizontal and longitudinal translation assembly fixed connection, just the door carrying frame with the sliding plug slide rolling connection.

Through taking above scheme, the beneficial effects of the utility model are that:

the screw rod assembly is in transmission connection with the transverse translation assembly and the longitudinal translation assembly through the connecting rods, on one hand, the screw rod assembly is prevented from being specially customized and forming high-pair contact, and only the conventional screw rod assembly structure is used, so that the operation is more stable, the noise is lower, and the service life is longer; on the other hand, passive locking is realized, the structure is simple and reliable, the manufacturing cost is low, and the system integration level is high; finally, the conversion rate of the plug tension is improved, and the transmission efficiency is high.

Furthermore, the screw assembly comprises a screw, a nut and a nut seat, and two ends of the screw are respectively connected with the left longitudinal rail seat and the right longitudinal rail seat in a rotating manner; the nut is in screw transmission connection with the lead screw; the nut seat is sleeved on the lead screw and is fixedly connected with the nut.

Further, the transverse and longitudinal translation assembly comprises a left longitudinal rail, a right longitudinal rail, a left transverse rail seat, a right transverse rail seat, a transverse rail and a sliding seat, the left longitudinal rail is installed in the left longitudinal rail seat, and the right longitudinal rail is installed in the right longitudinal rail seat; the left transverse rail seat is sleeved on the left longitudinal rail and is in sliding connection with the left longitudinal rail, and the right transverse rail seat is sleeved on the right longitudinal rail and is in sliding connection with the right longitudinal rail; two ends of the transverse rail are respectively fixedly connected with the left transverse rail seat and the right transverse rail seat; the sliding seat is sleeved on the transverse rail and is in sliding connection with the transverse rail; the carrying frame is fixedly connected with the sliding seat; one end of the connecting rod is rotationally connected with the nut seat, the other end of the connecting rod is rotationally connected with the sliding seat through a second shaft, and when the nut is in contact with the left longitudinal rail seat, the included angle between the connecting rod and the transverse rail is larger than or equal to 90 degrees.

The nut seat and the sliding seat are in transmission connection through the connecting rod.

Further, the second pulley passes through the third axle and installs on the door carrying frame, just the gomphosis of second pulley is installed in the sliding plug slide.

Adopt the beneficial effect that above-mentioned further technical scheme produced to do, realized portal and stopper slide sliding connection.

The left longitudinal rail seat is sleeved with the reinforcing column, and the top end of the reinforcing column extends out of the left longitudinal rail seat; the left longitudinal rail is sleeved and fixed on the reinforcing column; the gland is in threaded connection with the extending end of the reinforcing column; the plate spring is fixed between the gland and the left longitudinal rail seat; the first pulley is mounted on the sliding seat through a first shaft and corresponds to the position of the plate spring after the door is closed.

Adopt the beneficial effect that above-mentioned further technical scheme produced to be, when the nut translation to contact with left longitudinal rail seat, first pulley and leaf spring contact and make the leaf spring warp to produce a locking holding power to the sliding seat in this position, increase the reliability of locking.

The driving motor is fixed on the right longitudinal rail seat through the motor adapter; and an output shaft of the driving motor is connected with one end of the lead screw through the coupler.

Furthermore, the sliding plug slide comprises a horizontal section and a bending section which are connected into a whole and inclined upwards, and the bending section is fixed on one side of the connecting plate, which is close to the left longitudinal rail seat.

The sliding plug door comprises a door body and the single-opening sliding plug and locking mechanism, wherein the door body is fixed on the door carrying frame.

convenient to use, the operation is reliable and stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a front view of a single-release stopper pull and lockout mechanism provided by the present invention;

FIG. 2 isbase:Sub>A sectional view taken along line A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;

FIG. 4 is a cross-sectional view taken along line C-C of FIG. 1;

FIG. 5 is a schematic structural view of a single-opening stopper pull and locking mechanism provided by the present invention in a locked state;

fig. 6 is a schematic perspective view of a single-opening stopper and a locking mechanism in an unlocked state according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the ordinary skilled in the art without creative work all belong to the protection scope of the present invention, especially do not change the main two factors of the main body of the present invention: the arc transition section is in the shape of reverse arc curve and the transition of straight line and arc structure, and should belong to the disclosure of the present invention.

As shown in fig. 1-6, the embodiment of the utility model discloses a single-opening stopper pull and locking mechanism, which comprises a frame, a screw assembly, a transverse and longitudinal translation assembly, a connecting rod 9 and a door-carrying frame 19, wherein the frame comprises a connecting plate 4, a left longitudinal rail seat 1, a right longitudinal rail seat 15 and a stopper pull slideway 13, and the left longitudinal rail seat 1 and the right longitudinal rail seat 15 are respectively fixed on two sides of the same plane of the connecting plate 4; the sliding plug chute 13 is fixed at the position of the connecting plate 4 close to the bottom; the screw rod assembly is arranged between the left longitudinal rail seat 1 and the right longitudinal rail seat 15; the transverse and longitudinal translation assembly is arranged between the left longitudinal rail seat 1 and the right longitudinal rail seat 15 and is positioned at one side of the screw rod assembly; one end of a connecting rod 9 is rotationally connected with the lead screw assembly, and the other end of the connecting rod 9 is rotationally connected with the transverse and longitudinal translation assembly; the door carrying frame 19 is fixedly connected with the transverse and longitudinal translation assemblies, and the door carrying frame 19 is connected with the sliding plug chute 13 in a rolling manner. The utility model discloses lead screw subassembly and horizontal and vertical translation subassembly pass through connecting rod 9 transmission connection, on the one hand, avoided needing to carry out special customization and form high vice contact to the lead screw subassembly, use current lead screw subassembly structure can, the operation is more steady, the noise is lower, the life-span is longer; on the other hand, passive locking is realized, the structure is simple and reliable, the manufacturing cost is low, and the system integration level is high; finally, the conversion rate of the plug tension is improved, and the transmission efficiency is high.

Specifically, the screw assembly comprises a screw 5, a nut 10 and a nut seat 11, and two ends of the screw 5 are respectively rotatably connected with the left longitudinal rail seat 1 and the right longitudinal rail seat 15; the nut 10 is in screw transmission connection with the screw rod 5; the nut seat 11 is sleeved on the screw rod 5 and is fixedly connected with the nut 10.

Specifically, the transverse and longitudinal translation assembly comprises a left longitudinal rail 25, a right longitudinal rail 20, a left transverse rail seat 21, a right transverse rail seat 210, a transverse rail 14 and a sliding seat 12, wherein the left longitudinal rail 25 is installed in the left longitudinal rail seat 1, and the right longitudinal rail 20 is installed in the right longitudinal rail seat 15; the left cross rail seat 21 is sleeved on the left longitudinal rail 25 and is connected with the left longitudinal rail in a sliding way, and the right cross rail seat 210 is sleeved on the right longitudinal rail 20 and is connected with the right longitudinal rail in a sliding way; the two ends of the transverse rail 14 are respectively fixedly connected with the left transverse rail seat 21 and the right transverse rail seat 210; the sliding seat 12 is sleeved on the transverse rail 14 and is connected with the transverse rail in a sliding manner, and the door carrying frame 19 is fixedly connected with the sliding seat 12; one end of a connecting rod 9 is rotatably connected with a nut seat 11, the other end of the connecting rod 9 is rotatably connected with a sliding seat 12 through a second shaft 8, and when a nut 10 is in contact with the left longitudinal rail seat 1, the included angle between the connecting rod 9 and a transverse rail 14 is larger than or equal to 90 degrees.

Specifically, the second pulley 23 is mounted on the door carrying frame 19 through the third shaft 24, and the second pulley 23 is fitted in the sliding plug chute 13, so that the sliding connection between the door carrying frame 19 and the sliding plug chute 13 is realized.

Specifically, the device also comprises a reinforcing column 22, a gland 2, a plate spring 3 and a first pulley 6, wherein the reinforcing column 22 is sleeved in the left longitudinal rail seat 1, and the top end of the reinforcing column 22 extends out of the left longitudinal rail seat 1; the left longitudinal rail 25 is sleeved and fixed on the reinforcing column 22; the gland 2 is in threaded connection with the extending end of the reinforcing column 22; the plate spring 3 is fixed between the gland 2 and the left longitudinal rail seat 1; the first pulley 6 is mounted on the sliding seat 12 through the first shaft 7 and corresponds to the position of the leaf spring 3 after the door is closed, that is, when the nut 10 is translated to contact with the left rail seat 1, the first pulley 6 contacts the leaf spring 3 and deforms the leaf spring 3, thereby generating a locking holding force to the sliding seat 12 at the position and increasing the reliability of locking.

Specifically, the device also comprises a driving motor 18, a motor adapter 16 and a coupler 17, wherein the driving motor 18 is fixed on the right longitudinal rail seat 15 through the motor adapter 16; an output shaft of the driving motor 18 is connected with one end of the screw rod 5 through a coupler 17.

Specifically, the sliding plug chute 13 comprises a horizontal section and an upward-inclined bending section which are connected into a whole, and the bending section is fixed on one side of the connecting plate 4 close to the left longitudinal rail seat 1.

The embodiment of the utility model provides a still disclose a sliding plug door, including the door body and above-mentioned a single division of stopper draw and blocked mechanical system, the door body is fixed on door-carrying frame 19. The utility model discloses convenient to use, the operation is reliable and stable.

The utility model discloses a theory of operation:

the driving motor 18 rotates to drive the lead screw 5 to rotate, and further drives the nut 10 to translate axially along the lead screw 5, the nut 10 drives the connecting rod 9 to drive the sliding seat 12 to move through the nut seat 11, that is, the nut seat 10 and the sliding seat 12 are in transmission connection through the connecting rod 9, the sliding seat 12 translates transversely along the transverse rail 14, the door carrying frame 19 is fixedly connected with the sliding seat 12, the door carrying frame 19 rolls along the plug-pull slideway 13 under the action of the second pulley 23, that is, a space cam motion pair is formed, at a position close to the left longitudinal rail seat 1, the track of the plug-pull slideway 13 (calculated by using the degree of freedom, the degree of freedom of the plug-pull and locking door mechanism is equal to the number of power sources, and is fixed track motion) is limited and guided, the left transverse rail seat 21 and the right transverse rail seat 210 drive the transverse rail 14 to translate longitudinally along the left longitudinal rail 25 and the right longitudinal rail 20, at the time, the included angle between the sliding direction of the connecting rod 9 and the sliding seat 12 becomes larger when the nut 10 and the left longitudinal rail seat 1 are in mechanical limit contact, the driving motor 18 stops rotating (of the connecting rod 1, and the sliding rod 10 is closer to the left longitudinal rail seat, and the sliding of the sliding seat is equal to the left longitudinal rail seat, and the control, and the sliding of the sliding rod 10, thereby the sliding rod 10, the sliding door is more tightly controlled, and the sliding door is formed, and the sliding door is more tightly controlled by the control component force is formed. Note that this structure has a resilient force triggering design, and when the nut 10 is in mechanical limit contact with the left longitudinal rail base 1, the first pulley 6 is in contact with the plate spring 3 and deforms it, thereby generating a resilient locking force.

In the process, the included angle between the connecting rod 9 and the sliding seat 12 in the sliding direction is large during door plugging, the included angle is small in the horizontal moving process, and through stress decomposition analysis, the transmission force of the nut 10 is converted into the plug pulling force in a high proportion in the door plugging movement or the horizontal moving process, so that the transmission efficiency is very high.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A single-release stopper pull and lockout mechanism comprising:

the device comprises a rack, a connecting plate, a left longitudinal rail seat (1), a right longitudinal rail seat (15) and a sliding stopper (13), wherein the left longitudinal rail seat (1) and the right longitudinal rail seat (15) are respectively fixed on two sides of the same plane of the connecting plate (4); the plug slide way (13) is fixed at the position, close to the bottom, of the connecting plate (4);

the screw component is arranged between the left longitudinal rail seat (1) and the right longitudinal rail seat (15);

the transverse and longitudinal translation assembly is arranged between the left longitudinal rail seat (1) and the right longitudinal rail seat (15) and is positioned on one side of the lead screw assembly;

one end of the connecting rod (9) is rotationally connected with the lead screw assembly, and the other end of the connecting rod (9) is rotationally connected with the transverse and longitudinal translation assembly;

a door carrying frame (19), said door carrying frame (19) with said transverse and longitudinal translation assemblies are fixedly connected, and said door carrying frame (19) with said sliding plug chute (13) is roll connected.

2. The single-opening stopper pulling and locking mechanism as claimed in claim 1, wherein the lead screw assembly comprises a lead screw (5), a nut (10) and a nut seat (11), both ends of the lead screw (5) are respectively connected with the left longitudinal rail seat (1) and the right longitudinal rail seat (15) in a rotating manner; the nut (10) is in screw transmission connection with the lead screw (5); the nut seat (11) is sleeved on the lead screw (5) and is fixedly connected with the nut (10).

3. The single-opening stopper-pull-and-lock mechanism as claimed in claim 2, wherein the lateral and longitudinal translation assembly comprises a left longitudinal rail (25), a right longitudinal rail (20), a left transverse rail seat (21), a right transverse rail seat (210), a transverse rail (14), and a sliding seat (12), the left longitudinal rail (25) is mounted in the left longitudinal rail seat (1), and the right longitudinal rail (20) is mounted in the right longitudinal rail seat (15); the left transverse rail seat (21) is sleeved on the left longitudinal rail (25) and is in sliding connection with the left longitudinal rail, and the right transverse rail seat (210) is sleeved on the right longitudinal rail (20) and is in sliding connection with the right longitudinal rail; two ends of the transverse rail (14) are respectively and fixedly connected with the left transverse rail seat (21) and the right transverse rail seat (210); the sliding seat (12) is sleeved on the transverse rail (14) and is in sliding connection with the transverse rail, and the door carrying frame (19) is fixedly connected with the sliding seat (12); one end of the connecting rod (9) is rotationally connected with the nut seat (11), the other end of the connecting rod (9) is rotationally connected with the sliding seat (12) through the second shaft (8), and when the nut (10) is in contact with the left longitudinal rail seat (1), an included angle between the connecting rod (9) and the transverse rail (14) is larger than or equal to 90 degrees.

4. A single-opening stopper and locking mechanism as claimed in claim 1, characterised in that a second pulley (23) is mounted on the door-carrying frame (19) by means of a third shaft (24), and in that the second pulley (23) is fitted in the stopper chute (13).

5. The single-opening plug and locking mechanism according to claim 3, further comprising a reinforcing column (22), a gland (2), a plate spring (3) and a first pulley (6), wherein the reinforcing column (22) is sleeved in the left longitudinal rail seat (1), and the top end of the reinforcing column (22) extends out of the left longitudinal rail seat (1); the left longitudinal rail (25) is sleeved and fixed on the reinforcing column (22); the gland (2) is in threaded connection with the extending end of the reinforcing column (22); the plate spring (3) is fixed between the gland (2) and the left longitudinal rail seat (1); the first pulley (6) is mounted on the sliding seat (12) through a first shaft (7) and corresponds to the position of the plate spring (3) after the door is closed.

6. The single-opening plug and locking mechanism according to claim 5, further comprising a driving motor (18), a motor adapter (16) and a coupling (17), wherein the driving motor (18) is fixed on the right longitudinal rail seat (15) through the motor adapter (16); an output shaft of the driving motor (18) is connected with one end of the lead screw (5) through the coupler (17).

7. The single-opening stopper-pull and locking mechanism as claimed in claim 1, wherein the stopper-pull slideway comprises a horizontal section and an upwardly inclined curved section which are integrally connected, and the curved section is fixed on one side of the connecting plate close to the left longitudinal rail seat.

8. A sliding plug door comprising a door body and a single-serve sliding plug and latch mechanism according to any one of claims 1 to 7, said door body being secured to said door carrier (19).