CN112031563A

CN112031563A - Plug locking mechanism of medium-double-plug sliding door

Info

Publication number: CN112031563A
Application number: CN202011031468.9A
Authority: CN
Inventors: 唐明尧
Original assignee: Jiangsu Shenglong Electromechanical Manufacturing Co ltd
Current assignee: Jiangsu Shenglong Electromechanical Manufacturing Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2020-12-04

Abstract

The invention relates to the technical field of sliding plug doors, and discloses a sliding plug locking mechanism of a medium-double sliding plug door, which comprises a base plate, wherein the left end and the right end of the base plate are fixedly connected with connecting plates, the front sides of the opposite sides of the two connecting plates are fixedly connected with a support, the back side of the support is movably connected with a synchronizing wheel, the outer surface of the synchronizing wheel is movably connected with a synchronizing belt, the back side between the opposite sides of the two connecting plates is fixedly connected with a fixed shaft, and the bottom of a first sleeve is fixedly connected with a first connecting rod. This well two stopper sliding door stopper sliding locking mechanism drives first sleeve and second sleeve motion through the hold-in range synchronization to this stopper that realizes the stopper sliding door draws and the locking, by the spacer pin on the second sleeve, can reach the purpose of locking door plant, this kind of direct locking and door plant rigid connection's sleeve, locking effect safe and reliable, two functions of stopper sliding door and locking can be realized simultaneously to spacer pin and spacing axle on same sleeve, and the installation is simple and easy.

Description

Plug locking mechanism of medium-double-plug sliding door

Technical Field

The invention relates to the technical field of sliding plug doors, in particular to a sliding plug locking mechanism of a medium-double sliding plug door.

Background

The sliding plug door is a product integrating gas collection, electricity and machinery, and is mainly characterized in that the door of the sliding plug door has two actions of plugging and pulling, namely, the door is plugged into the door opening from the inside or the outside of the vehicle to be closed and sealed when the door is closed, and the door can slide along the inner side or the outer side of the vehicle body after being moved away from the door opening for a certain distance when the door is opened.

Along with the rapid development of the high-speed railway industry in China, the locomotive puts higher requirements on the reliability, maintainability and safety of a high-speed train door system, the basic structure of the original sliding plug door is a rolling pulley structure, although the history is long, the original sliding plug door is old, and a plurality of structural defects cannot be overcome, for example, Chinese patent CN 108266072B discloses a locking device for the sliding plug door of a vehicle, which is arranged on a bearing driving mechanism of the sliding plug door of the vehicle, the sliding plug door is matched with the driving mechanism to unlock and lock the vehicle door when the vehicle door is opened or locked by the bearing driving mechanism, no additional power source or additional power separation device is required to be arranged, no additional adjustment is required to be carried out on the locking device, the use maintenance difficulty and the maintenance cost of the locking device are reduced, but the defect of poor reliability exists, the existing sliding plug door sliding locking mechanism of the sliding plug door generally directly locks the sliding plug door through a locking component, the reliability is poor, the processing is complex, and the use is inconvenient, so the plug pull locking mechanism of the medium-double plug pull door is provided to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a plug locking mechanism of a medium-double plug door, which has the advantages of high reliability and the like, and solves the problems of poor reliability, complex processing and inconvenient use of the existing plug locking mechanism of the plug door, which directly locks the plug door through a locking component.

(II) technical scheme

In order to achieve the purpose of high reliability, the invention provides the following technical scheme: a plug locking mechanism of a medium double-plug door comprises a base plate, wherein connecting plates are fixedly connected to the left end and the right end of the base plate, a support is fixedly connected to the front of one opposite side of the two connecting plates, a synchronizing wheel is movably connected to the back of the support, a synchronous belt is movably connected to the outer surface of the synchronizing wheel, a fixed shaft is fixedly connected to the back of one opposite side of the two connecting plates, a first sleeve and a second sleeve are respectively and slidably connected to the left end and the right end of the outer surface of the fixed shaft, a first connecting rod is fixedly connected to the bottom of the first sleeve, a mounting plate is fixedly connected to the bottom of the second sleeve, a second connecting rod is fixedly connected to the bottom of the mounting plate, a motor is fixedly connected to the front of the bottom of the base plate, a lead screw is fixedly connected to an output shaft of the motor, the top fixedly connected with splint of fixed plate, the spout has been seted up on the right side at base plate top, the top of base plate just is located the left side fixedly connected with fixing base of spout top, the bottom fixedly connected with plug sliding door lock of fixing base, the spacing axle of bottom fixedly connected with of plug sliding door lock.

Preferably, the first connecting rod and the second connecting rod are both L-shaped, and the bottom of the first connecting rod and the bottom of the second connecting rod are both fixedly connected with a door panel assembling plate.

Preferably, the inner side of the sliding block is provided with a thread groove, and the thread groove is matched with the thread on the outer surface of the screw rod.

Preferably, the motor and the substrate are installed in parallel, and the motor is located on the front face of the synchronous belt.

Preferably, the number of the synchronous belts is two, and the two synchronous belts are positioned on the same horizontal straight line.

Preferably, the one end and the splint fixed connection at hold-in range top, the one end of hold-in range bottom passes through bolt swing joint with the front of mounting panel.

Preferably, the outer surface of the second sleeve is fixedly connected with a limiting pin, and the first sleeve and the second sleeve are both cylindrical.

Preferably, the support is an L-shaped support, and the support is movably connected with the synchronizing wheel through a rotating shaft.

Preferably, a limiting hole is formed in the bottom of the inner side of the connecting plate, a limiting block is connected to the inner side of the limiting hole in a sliding mode, and the inner side of the limiting block is movably connected with the left side of the outer surface of the screw rod through a bearing.

(III) advantageous effects

Compared with the prior art, the invention provides a plug locking mechanism of a medium-double plug door, which has the following beneficial effects:

1. the double-plug door plug locking mechanism is characterized in that a motor works to drive a screw rod to rotate, the outer surface of the screw rod is in threaded connection with a sliding block, the sliding block drives a first sleeve to move, and then drives a synchronous belt to move, the bottom of the synchronous belt is respectively fixed with a second sleeve and a second connecting rod, the synchronous belt drives the second sleeve to move in the moving process, and the first sleeve and the second sleeve move synchronously, a limit pin is fixedly connected to the outer surface of the second sleeve, when the second sleeve moves to fix the middle section of the outer surface of a shaft, a plug door lock is matched with a limit shaft at the bottom of the plug door lock, so that the aim of locking a door plate is fulfilled, the first sleeve and the second sleeve are synchronously driven to move through the synchronous belt, so that the plug and the locking of the plug door are realized, the aim of locking the door plate can be fulfilled by the limit pin on the second sleeve, and the sleeve is in rigid connection with the door plate, the locking effect is safe and reliable, the limiting pin and the limiting shaft can simultaneously realize two functions of sliding plug door and locking on the same sleeve, and the installation is simple and easy.

2. This well two stopper sliding door stopper sliding locking mechanism, through the motor as the driving source, and the motor is servo motor, servo motor has higher precision, compares traditional cylinder, and easy control and regulation more, the one end and the splint fixed connection at hold-in range top simultaneously, the bolt swing joint is passed through with the front of mounting panel to the one end of bottom, through the bolt on the adjustment mounting panel, can adjust the elasticity of hold-in range, and whole operation is stable, and the practicality is high, and it is convenient to adjust.

Drawings

FIG. 1 is a schematic structural view of a plug locking mechanism of a medium-double plug door according to the present invention;

FIG. 2 is a top perspective view of a dual plug door latch mechanism according to the present invention;

FIG. 3 is a plan view of a plug locking mechanism for a medium double plug door according to the present invention.

In the figure: the device comprises a base plate 1, a connecting plate 2, a support 3, a synchronizing wheel 4, a synchronizing belt 5, a fixing shaft 6, a first sleeve 7, a second sleeve 8, a first connecting rod 9, a second connecting rod 10, a motor 11, a screw rod 12, a mounting plate 13, a sliding block 14, a fixing plate 15, a clamping plate 16, a sliding groove 17, a fixing seat 18, a sliding plug door lock 19 and a limiting shaft 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a locking mechanism for a medium double-plug door plug comprises a base plate 1, wherein the left end and the right end of the base plate 1 are fixedly connected with connecting plates 2, the front surfaces of the opposite sides of the two connecting plates 2 are fixedly connected with a support 3, the back surface of the support 3 is movably connected with a synchronous wheel 4, the support 3 is an L-shaped support, the support 3 is movably connected with the synchronous wheel 4 through a rotating shaft, the outer surface of the synchronous wheel 4 is movably connected with synchronous belts 5, the number of the synchronous belts 5 is two, the two synchronous belts 5 are positioned on the same horizontal straight line, the synchronous belts 5 are steel wire ropes, the steel wire ropes are spiral steel wire bundles which are formed by twisting steel wires with mechanical properties and geometric dimensions meeting requirements together according to a certain rule, the steel wire ropes are composed of steel wires, rope cores and lubricating grease, the steel wire ropes are formed by twisting a plurality of layers of steel wires into strands into, a fixed shaft 6 is fixedly connected to the back between the opposite sides of the two connecting plates 2, a limiting hole is formed in the bottom of the inner side of each connecting plate 2, a limiting block is slidably connected to the inner side of the limiting hole, the inner side of the limiting block is movably connected with the left side of the outer surface of a screw rod 12 through a bearing, a first sleeve 7 and a second sleeve 8 are respectively slidably connected to the left end and the right end of the outer surface of the fixed shaft 6, a limiting pin is fixedly connected to the outer surface of the second sleeve 8, the first sleeve 7 and the second sleeve 8 are both cylindrical, a first connecting rod 9 is fixedly connected to the bottom of the first sleeve 7, a mounting plate 13 is fixedly connected to the bottom of the second sleeve 8, a second connecting rod 10 is fixedly connected to the bottom of the mounting plate 13, the first connecting rod 9 and the second connecting rod 10 are both L-shaped, a door plate assembling plate is fixedly connected, the door plate is convenient to mount, the front of the bottom of the base plate 1 is fixedly connected with a motor 11, the motor 11 and the base plate 1 are mounted in parallel, the motor 11 is positioned on the front of a synchronous belt 5, the model of the motor 11 can be TRM20A130, the output shaft of the motor 11 is fixedly connected with a screw rod 12, the outer surface of the screw rod 12 is in threaded connection with a slide block 14, the inner side of the slide block 14 is provided with a thread groove, the thread groove is matched with the thread on the outer surface of the screw rod 12, the back of the slide block 14 is fixedly connected with a fixing plate 15, the top of the fixing plate 15 is fixedly connected with a clamping plate 16, one end of the top of the synchronous belt 5 is fixedly connected with the clamping plate 16, one end of the bottom is movably connected with the front of a mounting plate 13 through a bolt, the tightness of the synchronous belt 5 can be adjusted by adjusting the bolt, the bottom fixedly connected with of fixing base 18 stopper sliding door lock 19, the bottom fixedly connected with spacing axle 20 of stopper sliding door lock 19, the electrical components that appear in here all are connected with external master controller and power electricity to the master controller can play the conventional known equipment of control for computer etc. and current public electric power connection technology, and does not have in this text repeated description.

When the sliding plug door is used, the motor 11 drives the screw rod 12 to rotate, the screw rod 12 drives the sliding block 14 to move horizontally, the sliding block 14 drives the first sleeve 7 and the synchronous belt 5 to move, the first sleeve 7 and the second sleeve 8 are made to move synchronously, and the limiting pin on the second sleeve 8 is matched with the sliding plug door lock 19 and the limiting shaft 20, so that the sliding plug and the locking of the sliding plug door are realized.

In summary, in the sliding plug locking mechanism of the double-sliding plug door, the motor 11 works to drive the screw rod 12 to rotate, the outer surface of the screw rod 12 is connected with the slide block 14 in a threaded manner, so that the slide block 14 drives the first sleeve 7 to displace, and further drives the synchronous belt 5 to move, the bottom of the synchronous belt 5 is respectively fixed to the second sleeve 8 and the second connecting rod 10, the synchronous belt 5 drives the second sleeve 8 to displace and enables the first sleeve 7 and the second sleeve 8 to move synchronously, the outer surface of the second sleeve 8 is fixedly connected with the limit pin, when the second sleeve 8 moves in the middle section of the outer surface of the fixed shaft 6, the sliding plug door lock 19 is matched with the limit shaft 20 at the bottom of the fixed shaft, so as to achieve the purpose of locking the door panel, the synchronous driving of the first sleeve 7 and the second sleeve 8 to move synchronously through the synchronous belt 5, thereby realizing the sliding plug and locking of the sliding plug door, and the limit pin on the second sleeve 8, the aim of locking the door plate can be achieved, the sleeve directly connected with the door plate in a rigid mode is safe and reliable in locking effect, two functions of sliding plug doors and locking can be achieved on the same sleeve through the limiting pin and the limiting shaft 20, and the sleeve is easy to install.

And, as the driving source through motor 11, and motor 11 is servo motor, servo motor has higher precision, compare traditional cylinder, control and regulation more easily, the one end and the splint 16 fixed connection at hold-in range 5 top simultaneously, bolt swing joint is passed through with the front of mounting panel 13 to the one end of bottom, through the bolt on the adjustment mounting panel 13, can adjust the elasticity of hold-in range 5, the whole operation is stable, the practicality is high, and it is convenient to adjust, it generally directly locks the sliding plug door through the locking subassembly to have solved current sliding plug door sliding plug locking mechanism, the reliability is relatively poor, the simultaneous processing is complicated, be not convenient for the problem of use.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a well double plug door stopper draws locking mechanism, includes base plate (1), its characterized in that: the novel packaging structure comprises a base plate (1), connecting plates (2) are fixedly connected to the left end and the right end of the base plate (1), a support (3) is fixedly connected to the front side of one side, opposite to the connecting plates (2), a synchronizing wheel (4) is movably connected to the back side of the support (3), a synchronous belt (5) is movably connected to the outer surface of the synchronizing wheel (4), a fixed shaft (6) is fixedly connected to the back side of the two opposite sides of the connecting plates (2), a first sleeve (7) and a second sleeve (8) are slidably connected to the left end and the right end of the outer surface of the fixed shaft (6) respectively, a first connecting rod (9) is fixedly connected to the bottom of the first sleeve (7), a mounting plate (13) is fixedly connected to the bottom of the second sleeve (8), a second connecting rod (10) is fixedly connected to the bottom of the mounting plate (, output shaft fixedly connected with lead screw (12) of motor (11), the surface threaded connection of lead screw (12) has slider (14), back fixedly connected with fixed plate (15) of slider (14), top fixedly connected with splint (16) of fixed plate (15), spout (17) have been seted up on the right side at base plate (1) top, the top of base plate (1) just is located left side fixedly connected with fixing base (18) of spout (17) top, the bottom fixedly connected with stopper sliding door lock (19) of fixing base (18), the spacing axle of bottom fixedly connected with (20) of stopper sliding door lock (19).

2. A medium double plug door plug locking mechanism according to claim 1, wherein: the first connecting rod (9) and the second connecting rod (10) are both L-shaped, and the bottom of the first connecting rod (9) and the bottom of the second connecting rod (10) are both fixedly connected with a door panel assembling plate.

3. A medium double plug door plug locking mechanism according to claim 1, wherein: the inner side of the sliding block (14) is provided with a thread groove, and the thread groove is matched with the thread on the outer surface of the screw rod (12).

4. A medium double plug door plug locking mechanism according to claim 1, wherein: the motor (11) and the substrate (1) are installed in parallel, and the motor (11) is located on the front face of the synchronous belt (5).

5. A medium double plug door plug locking mechanism according to claim 1, wherein: the number of the synchronous belts (5) is two, and the two synchronous belts (5) are positioned on the same horizontal straight line.

6. A medium double plug door plug locking mechanism according to claim 1, wherein: one end and splint (16) fixed connection at hold-in range (5) top, the one end of hold-in range (5) bottom passes through bolt swing joint with the front of mounting panel (13).

7. A medium double plug door plug locking mechanism according to claim 1, wherein: the outer surface of the second sleeve (8) is fixedly connected with a limiting pin, and the first sleeve (7) and the second sleeve (8) are cylindrical.

8. A medium double plug door plug locking mechanism according to claim 1, wherein: the support (3) is an L-shaped support, and the support (3) is movably connected with the synchronizing wheel (4) through a rotating shaft.

9. A medium double plug door plug locking mechanism according to claim 1, wherein: spacing hole has been seted up to the inboard bottom of connecting plate (2), and the inboard sliding connection in spacing hole has the stopper, bearing swing joint is passed through with the left side of lead screw (12) surface in the inboard of stopper.