CN211081453U - Vertical synchronizing mechanism of sliding plug door - Google Patents
Vertical synchronizing mechanism of sliding plug door Download PDFInfo
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- CN211081453U CN211081453U CN201921636329.1U CN201921636329U CN211081453U CN 211081453 U CN211081453 U CN 211081453U CN 201921636329 U CN201921636329 U CN 201921636329U CN 211081453 U CN211081453 U CN 211081453U
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Abstract
The utility model discloses a vertical lazy door synchronizing mechanism, including the swing arm axle, the setting is erect to the swing arm axle, and the upper end of swing arm axle rotates to be installed on the installation mechanism of stopper sliding door, and the upper end of swing arm axle is installed and is slided and drive swing arm axle pivoted swing arm drive mechanism along with the translation of the slide mechanism of stopper sliding door, the lower extreme of swing arm axle rotates and installs on automobile body, just its swing arm slide mechanism who makes the translation on the stopper sliding door body along with the rotation of swing arm axle is installed to the lower extreme of swing arm axle, swing arm slide mechanism's slip direction sets up with stopper sliding door slide mechanism's slip direction mutually perpendicular. Compared with the prior art, the upper end and the lower end of each single door body can be uniformly stressed, and the opening and closing operation of the door bodies is ensured to be stable; and the whole structure is compact, the door is not easy to be opened by others, and the operation is safe.
Description
Technical Field
The utility model relates to a bus field, in particular to vertical lazytongs of stopper sliding door.
Background
The traditional buses mostly adopt outward-opening or inward-opening type doors, and the outward-opening or inward-opening type doors are easy to cause the problem of personnel clamping injury during opening and closing, so that the conventional buses gradually start sliding-plug doors like movable doors for the sake of safety. The sliding plug door mainly means that the door has two actions of plugging and pulling, namely, the door is plugged into the door opening from the outside of the vehicle when being closed so as to be closed and sealed; when the door is opened, the sliding plug door moves outwards to the door opening for a certain distance and slides along the outer side of the vehicle body. The prior automotive sliding plug door mechanism is provided with an installation mechanism arranged on the roof, a sliding mechanism which is arranged on the installation mechanism and slides in the inner and outer directions and drives the sliding plug door to slide, and a transmission device which drives the sliding mechanism to slide and the sliding plug door to open and close, the most important thing of the automotive sliding plug door is to ensure the stability of operation when in use, and the stress points of the whole sliding plug door are only concentrated on the upper part when the prior sliding plug door is transmitted, for example, Chinese patent CN208347544U discloses a sliding plug door transmission device which comprises a driving motor arranged at the middle position, and the front end of the driving motor is provided with a swinging disc connected with a driving motor stator and a motor toothed belt wheel connected with an output shaft of the driving motor; the motor bracket is used for supporting the driving motor, and the front lower end of the motor bracket is bilaterally and symmetrically provided with two reversing wheels for tensioning and reversing belt transmission; two belt pulleys symmetrically arranged at two sides of the reversing wheel, wherein a belt is wound on the belt pulleys and a motor toothed belt wheel of the driving motor in a closed loop manner; two belt clamping plates for outputting linear motion are obliquely and symmetrically arranged on the belt along two sides of the driving motor; in the scheme, the stress points of the whole sliding plug door are concentrated on the upper part, the stress is uneven, and the sliding plug door is not stable during operation.
In view of the above, the present inventors have conducted extensive studies to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vertical lazytongs of stopper sliding door to the uneven atress leads to the fact the unstable problem of operation when solving prior art's stopper sliding door operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a vertical lazy door synchronizing mechanism, includes the swing arm axle, the setting is erect to the swing arm axle, and the upper end of swing arm axle rotates to be installed on the installation mechanism of stopper sliding door, and the upper end of swing arm axle is installed and is slided and drive swing arm axle pivoted swing arm drive mechanism along with the translation of the slide mechanism of stopper sliding door, the lower extreme of swing arm axle rotates and installs on automobile body, just its swing arm slide mechanism who makes the translation on the stopper sliding door body along with the rotation of swing arm axle is installed to the lower extreme of swing arm axle, swing arm slide mechanism's slip direction sets up with stopper sliding door slide mechanism's slip direction mutually perpendicular.
The swing arm transmission mechanism is provided with a crank and a connecting rod, the crank and the connecting rod are horizontally arranged, the crank is located between the connecting rod and the swing arm shaft, the crank is a plate body with a large end and a small end, the large end of the plate body and the outer side wall of the upper end of the swing arm shaft are integrally formed, the end part of the first end of the connecting rod is stacked on the end part of the small end of the crank and is movably hinged together, and the end part of the second end of the connecting rod is movably hinged on a sliding mechanism of the sliding plug door.
The swing arm sliding mechanism is provided with a swing arm, a rod end joint bearing, a roller and a pulley profile, the pulley profile is horizontally extended along the width direction of a door body of the sliding plug door and is fixedly installed on the door body of the sliding plug door, the swing arm shaft is positioned outside one end of the pulley profile, the swing arm is an arc-shaped rod body with a backward notch, the first end of the swing arm is fixed on the outer side wall of the lower end of the swing arm shaft, the second end of the swing arm extends into the pulley profile, the roller is installed on the pulley profile in a sliding mode along the length direction of the pulley profile, the rod end joint bearing is rotatably installed outside the roller and outside the pulley profile, and the rod end of the rod end joint bearing is connected with the second end of the swing arm.
A strip-shaped groove which penetrates through the pulley section along the length direction of the pulley section is arranged in the pulley section, a strip-shaped opening which is communicated with the strip-shaped groove and penetrates through the end parts of the two ends of the pulley section is arranged on one surface of the pulley section facing to the second end of the swing arm, the wheel surface of the roller is provided with a closed loop groove, the roller is vertically and slidably installed through the strip-shaped opening, and the closed loop groove of the roller falls into the strip-shaped opening, one end surface of the roller is positioned in the strip-shaped groove, the other end surface is positioned outside the pulley section bar, the end surface of the roller is provided with a bearing seat outside the notch of the strip-shaped groove, the bearing seat is provided with a frame body consisting of an upper sheet body, a side plate and a lower sheet body, the end surfaces of the side plates and the rollers, which are positioned outside the pulley section, are attached and fixedly matched, and the mounting end of the rod end joint bearing is positioned between the upper sheet body and the lower sheet body and is connected in series through the matching of a bolt and a nut.
The side plate is provided with a mounting through hole, the center of the roller is provided with a center through hole extending along the axial direction of the roller, a damping shaft sleeve is sleeved in the center through hole, a roller shaft with one end penetrating out of the center through hole to the mounting through hole is sleeved in the damping shaft sleeve, the roller shaft is in close fit with the side plate sleeve, and the roller shaft is in close fit with the damping shaft sleeve through a gasket sleeved outside the roller shaft.
The lower end part of the swing arm shaft is locked with a lower mounting plate, the lower mounting plate is provided with an upper transverse part and a rear vertical part positioned behind the upper transverse part, the rear vertical part is locked on a vehicle body, the lower end surface of the swing arm shaft is overlapped on the front end of the upper transverse part and is rotatably mounted on the upper transverse part through a bearing, the rear end of the upper transverse part is provided with two limiting holes which are arranged at intervals left and right, the outer side wall of the lower end part of the swing arm shaft is convexly provided with a lower lug which is overlapped above the rear end of the upper transverse part and can be oppositely overlapped with any limiting hole along with the rotation of the swing arm shaft, the lower lug is provided with an aligning hole which is opposite to the limiting hole, a mounting sleeve is embedded in the aligning hole, a positioning pin is mounted in the mounting sleeve, the lower end part of the positioning pin is convexly provided with a convex arc part which extends out of the lower lug to the limiting hole along with the outward, a compression spring is, the convex arc part of the positioning pin penetrates through the support ring to the outside of the lower lug, the outer side wall of the top end of the positioning pin is provided with a closed-loop convex ring in an outward protruding mode, the compression spring is tensioned between the support ring and the closed-loop convex ring, and a nut cap positioned above the positioning pin is arranged in an upper end port of the mounting sleeve in a threaded mode.
After the technical scheme is adopted, the utility model discloses a vertical lazytongs of sliding plug door makes the lower extreme department that the power of opening still can transmit the single-door body that applys to each single-door body through two swing arm axles, makes the upper and lower both ends atress of each single-door body even to make opening and close of the door body operate steadily, operate safety.
Drawings
FIG. 1 is a perspective view of the present invention applied to a sliding plug door;
Fig. 2 is a perspective view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 2;
Fig. 5 is an exploded perspective view of the lower end of the swing arm shaft of the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings.
The utility model discloses a vertical lazytongs of stopper sliding door, as shown in fig. 1-5, it is used on stopper sliding door, stopper sliding door is including the door body, door carrying frame 2, installing support 3 and actuating mechanism, the door body is by two about lean on the monosome 1 of setting to constitute, the structure of the door body is current structure, installing support 3 is located a body top, install the slide mechanism who removes along the front and back mode on the installing support, actuating mechanism drives the door body and opens the door and close the door, actuating mechanism installs on the installing support, the upper portion of two monosomes 1 all is equipped with a door carrying frame 2, door carrying frame 2's structure is the same with current door carrying frame 2, all be an arc structure, two door carrying frame 2 are close to the setting about being close to, and door carrying frame 2's one end is installed on monosome 1, the other end and installing support 3 cooperations.
The vertical synchronizing mechanism is arranged below the mounting support 3 and comprises swing arm shafts 6 extending along the vertical direction, the swing arm shafts 6 are arranged on the left side and the right side of the mounting support 3, the two single door bodies 1 are positioned between the two swing arm shafts 6, the swing arm shafts 6 are positioned in front of the single door bodies 1, the upper end parts of the swing arm shafts 6 are rotatably mounted on the mounting support, the lower end parts of the swing arm shafts are rotatably mounted on a vehicle body, the upper end parts of the swing arm shafts 6 are provided with swing arm transmission mechanisms which drive the swing arm shafts 6 to rotate along with the translational sliding of the sliding mechanisms of the sliding plug doors, the lower end parts of the swing arm shafts 6 are provided with swing arm sliding mechanisms which do horizontal translation on the single door bodies 1 of the plug doors along with the rotation of the swing arm shafts 6, and the sliding directions of the swing arm sliding mechanisms and the sliding directions of the sliding mechanisms of the plug doors are perpendicular to each other.
specifically, the left side and the right side of the mounting bracket 3 are provided with lugs (not shown in the figure), the lugs are provided with through holes (not shown in the figure) which penetrate through up and down, the center part of the end surface of the upper end of the swing arm shaft 6 extends upwards to form a bearing seat 61 which extends into the through holes and is rotatably mounted in the through holes, the upper end of the swing arm shaft 6 can rotate around the mounting bracket 3 by utilizing the mounting of the bearing seat 61, the rotating mounting mode adopts the prior art, the lower end part of the swing arm shaft 6 is fixedly connected with a lower mounting plate 62, the lower mounting plate 62 is provided with an upper transverse part and a rear vertical part which is positioned behind the upper transverse part and is in an inverted L shape, the rear vertical part is attached to the inner side of the vehicle body and is fixedly connected on the vehicle body through bolts, and the end surface of the lower end of the swing arm shaft 6 is overlapped on the front end of the upper.
the swing arm transmission mechanism is provided with a crank 71 and a connecting rod 72, the crank 71 is of a long strip plate structure with a large end and a small end, the bottom surface of the sliding mechanism extends downwards to form an L-shaped block 4 with a vertical part and a transverse part, the transverse parts of the L-shaped blocks on the two fixing frames extend oppositely, the transverse part of the L-shaped block 4 on the left side is located on the left side of the vertical part, the transverse part of the L-shaped block 4 on the right side is located on the right side of the vertical part, the first end of the connecting rod 72 is located below the transverse part and is in overlapped fit with the transverse part, the first end and the transverse part of the connecting rod 72 are movably hinged together through a pin shaft, the second end of the connecting rod 72 extends backwards, the second end of the connecting rod 72 is overlapped on the first end (namely a small end) of the crank and is movably hinged together through a pin shaft, and the second end (namely a large end) of the crank 72 is integrally connected with the front side of the upper end of the swing arm shaft 6.
The swing arm sliding mechanism is provided with a swing arm 81, a rod end joint bearing 82 and a roller 83, the swing arm 81 is an arc-shaped rod body with a backward notch, a first end of the swing arm 81 is fixed on the outer side wall of the lower end of a swing arm shaft 6, namely, the swing arm 81 on the two swing arm shafts 6 is positioned between the two swing arm shafts 6, a second end of the swing arm 81 extends towards the direction of the single door body 1, the front side surface of the lower part of the single door body 1 is provided with a pulley section bar 11, the pulley section bar 11 is embedded in the single door body 1 and extends along the left and right direction of the single door body, namely, the lower end part of the single door body 1 is recessed backwards and provided with a concave cavity, the pulley section bar 11 is fixedly attached in the concave cavity, the front side surface of the pulley section bar 11 is matched with the front side surface of the single door body 1, the pulley section bar 11 is internally provided with a strip-shaped groove (, install the bearing frame 84 that is located the bar groove notch outside on gyro wheel 83's the terminal surface, rod end joint bearing 82 links together with bearing frame 84, and rod end joint bearing 82's rod end links together with the second end of swing arm 81, and the chucking breach has been seted up to swing arm 81's second end promptly, and rod end joint bearing 82's rod end portion imbeds in the chucking breach, and rod end joint bearing 82 is current product. When the rolling mechanism is used, the swing arm 81 drives the rod end joint bearing 82 to rotate by the rotation of the swing arm shaft 6, and the rotation of the rod end joint bearing 82 can push the roller 83 to horizontally move on the roller profile 11 at a certain distance.
This novel vertical lazytongs of stopper sliding door has following beneficial effect:
Firstly, opening force applied by the single door body can be distributed at the upper end and the lower end of the single door body by utilizing a specific structure at the upper end and the lower end of the swing arm shaft, so that the upper end and the lower end of each single door body are uniformly stressed, the opening and closing operation of the door bodies is stable, the noise of opening and closing the door is low, and the problem of shaking noise in the door opening and closing process caused by the fact that stress points of the opening force of the traditional door bodies are mainly concentrated at the upper part is solved;
The whole structure is simple, and the limitation of each part in the whole mechanism is easy to realize disassembly and assembly, and easy to maintain and replace;
The whole mechanism has few components, is easy to install, has compact layout and does not occupy too much space;
And thirdly, the door body is provided with arm locking force through the swing arm transmission mechanism and the swing arm sliding mechanism, so that the door body is not easy to be opened by other people, and the operation is safer.
In this novel, it is preferred, pulley section bar 11's leading flank has with the communicating and bar opening 111 that runs through the pulley section bar 11 left and right sides of bar recess, bar opening 111's width is less than bar recess's groove width, bar opening 111 department has the chucking strip of relative spaced from top to bottom and extending along bar recess's length direction like this, the wheel face of gyro wheel 83 goes up the concave closed loop shape recess 831 that encircles along the circumference of gyro wheel that is equipped with, two upper and lower chucking strips correspond to block in the closed loop shape recess 831, like this, the skew clearance is less when utilizing this structure to make the motion of gyro wheel 83, further reduce the running noise, and make things convenient for the installation of gyro wheel 83.
Preferably, the bearing seat 84 has an upper sheet body, a lower sheet body and a side plate between the upper sheet body and the lower sheet body, which are integrally formed, the mounting end of the rod end joint bearing (i.e. the spherical end of the rod end joint bearing 82 having the inner ring and the outer ring) is located between the upper sheet body and the lower sheet body and is locked together by the cooperation of a bolt and a nut, so that the rod end joint bearing can rotate around the rod part of the bolt, the side plate is provided with a mounting through hole 841, the center of the roller 83 is provided with a central through hole extending along the axial direction of the roller, a damping shaft sleeve 85 is sleeved in the central through hole, a roller shaft 86 is sleeved in the damping shaft sleeve 85, one end of the roller shaft 86 penetrates out of the central through hole and into the mounting through hole, the roller shaft 86 is sleeved with the side plate in a tight fit manner, and the; by adopting the structure, the assembly of each part is convenient, and meanwhile, the installation error of the door body can be compensated through the rod end joint bearing 82.
Preferably, the rear end of the upper transverse portion of the lower mounting plate 62 is provided with two limiting holes 621 arranged at intervals left and right, the outer side wall of the lower end portion of the swing arm shaft 6 is convexly provided with a lower lug 60 which is stacked above the rear end of the upper transverse portion and can be oppositely overlapped with any limiting hole along with the rotation of the swing arm shaft, the lower lug 60 is provided with an opposite hole (not shown) opposite to the limiting hole, a mounting sleeve 91 is embedded in the opposite hole, a positioning pin 92 is mounted in the mounting sleeve 91, the lower end portion of the positioning pin 92 is outwards convexly provided with a convex arc portion 921 extending out of the lower lug into the limiting hole, a compression spring 93 is sleeved outside the positioning pin 92, the inner side wall of the lower end of the mounting sleeve 91 is convexly provided with a support ring, the convex arc portion of the positioning pin 92 penetrates through the inner ring hole of the support ring to the outside of the lower lug, the outer side wall of the top end of the positioning pin 92, the nut cap 94 above the positioning pin is installed in the upper end port of the mounting sleeve 91, the nut cap 94 is used to compress the compression spring in the mounting sleeve 91, when the swing arm shaft 6 rotates, the positioning pin 92 rotates correspondingly, the compression spring 93 is compressed by the close fit of the convex arc part and the upper transverse part, when the positioning pin 92 rotates into one limiting hole, the compression spring 93 is released, the positioning pin 92 moves downwards, the lower end part of the convex arc part falls into the limiting hole to realize positioning, the swing arm shaft 6 is limited to rotate freely, correspondingly, the arc structure of the convex arc part is used to enable the convex arc part to smoothly deviate from the limiting hole to be positioned in the other limiting hole, thus, the swing arm shaft in the door closing and opening states can be limited by the structure, the use safety is increased, and the stability of the swing arm shaft is increased.
The product form of the present invention is not limited to the drawings and embodiments of the present application, and any person can properly change or modify the product form of the present invention without departing from the scope of the present invention.
Claims (6)
1. The vertical synchronizing mechanism of the sliding plug door is characterized by comprising a swing arm shaft, wherein the swing arm shaft is vertically arranged, the upper end of the swing arm shaft is rotatably arranged on an installation mechanism of the sliding plug door, a swing arm transmission mechanism which drives the swing arm shaft to rotate along with the translational sliding of a sliding mechanism of the sliding plug door is arranged at the upper end of the swing arm shaft, the lower end of the swing arm shaft is rotatably arranged on an automobile body, a swing arm sliding mechanism which translates on a sliding plug door body along with the rotation of the swing arm shaft is arranged at the lower end of the swing arm shaft, and the sliding direction of the swing arm sliding mechanism is perpendicular to the sliding direction of the sliding plug door sliding mechanism.
2. The vertical synchronization mechanism of a sliding plug door according to claim 1, characterized in that: the swing arm transmission mechanism is provided with a crank and a connecting rod, the crank and the connecting rod are horizontally arranged, the crank is located between the connecting rod and the swing arm shaft, the crank is a plate body with a large end and a small end, the large end of the plate body and the outer side wall of the upper end of the swing arm shaft are integrally formed, the end part of the first end of the connecting rod is stacked on the end part of the small end of the crank and is movably hinged together, and the end part of the second end of the connecting rod is movably hinged on a sliding mechanism of the sliding plug door.
3. The vertical synchronization mechanism of a sliding plug door according to claim 1, characterized in that: the swing arm sliding mechanism is provided with a swing arm, a rod end joint bearing, a roller and a pulley profile, the pulley profile is horizontally extended along the width direction of a door body of the sliding plug door and is fixedly installed on the door body of the sliding plug door, the swing arm shaft is positioned outside one end of the pulley profile, the swing arm is an arc-shaped rod body with a backward notch, the first end of the swing arm is fixed on the outer side wall of the lower end of the swing arm shaft, the second end of the swing arm extends into the pulley profile, the roller is installed on the pulley profile in a sliding mode along the length direction of the pulley profile, the rod end joint bearing is rotatably installed outside the roller and outside the pulley profile, and the rod end of the rod end joint bearing is connected with the second end of the swing arm.
4. A sliding plug door vertical synchronizing mechanism according to claim 3, characterized in that: a strip-shaped groove which penetrates through the pulley section along the length direction of the pulley section is arranged in the pulley section, a strip-shaped opening which is communicated with the strip-shaped groove and penetrates through the end parts of the two ends of the pulley section is arranged on one surface of the pulley section facing to the second end of the swing arm, the wheel surface of the roller is provided with a closed loop groove, the roller is vertically and slidably installed through the strip-shaped opening, and the closed loop groove of the roller falls into the strip-shaped opening, one end surface of the roller is positioned in the strip-shaped groove, the other end surface is positioned outside the pulley section bar, the end surface of the roller is provided with a bearing seat outside the notch of the strip-shaped groove, the bearing seat is provided with a frame body consisting of an upper sheet body, a side plate and a lower sheet body, the end surfaces of the side plates and the rollers, which are positioned outside the pulley section, are attached and fixedly matched, and the mounting end of the rod end joint bearing is positioned between the upper sheet body and the lower sheet body and is connected in series through the matching of a bolt and a nut.
5. The vertical synchronization mechanism of a sliding plug door according to claim 4, characterized in that: the side plate is provided with a mounting through hole, the center of the roller is provided with a center through hole extending along the axial direction of the roller, a damping shaft sleeve is sleeved in the center through hole, a roller shaft with one end penetrating out of the center through hole to the mounting through hole is sleeved in the damping shaft sleeve, the roller shaft is in close fit with the side plate sleeve, and the roller shaft is in close fit with the damping shaft sleeve through a gasket sleeved outside the roller shaft.
6. A sliding plug door vertical synchronizing mechanism according to claim 3, characterized in that: the lower end part of the swing arm shaft is locked with a lower mounting plate, the lower mounting plate is provided with an upper transverse part and a rear vertical part positioned behind the upper transverse part, the rear vertical part is locked on a vehicle body, the lower end surface of the swing arm shaft is overlapped on the front end of the upper transverse part and is rotatably mounted on the upper transverse part through a bearing, the rear end of the upper transverse part is provided with two limiting holes which are arranged at intervals left and right, the outer side wall of the lower end part of the swing arm shaft is convexly provided with a lower lug which is overlapped above the rear end of the upper transverse part and can be oppositely overlapped with any limiting hole along with the rotation of the swing arm shaft, the lower lug is provided with an aligning hole which is opposite to the limiting hole, a mounting sleeve is embedded in the aligning hole, a positioning pin is mounted in the mounting sleeve, the lower end part of the positioning pin is convexly provided with a convex arc part which extends out of the lower lug to the limiting hole along with the outward, a compression spring is, the convex arc part of the positioning pin penetrates through the support ring to the outside of the lower lug, the outer side wall of the top end of the positioning pin is provided with a closed-loop convex ring in an outward protruding mode, the compression spring is tensioned between the support ring and the closed-loop convex ring, and a nut cap positioned above the positioning pin is arranged in an upper end port of the mounting sleeve in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636329.1U CN211081453U (en) | 2019-09-27 | 2019-09-27 | Vertical synchronizing mechanism of sliding plug door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636329.1U CN211081453U (en) | 2019-09-27 | 2019-09-27 | Vertical synchronizing mechanism of sliding plug door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211081453U true CN211081453U (en) | 2020-07-24 |
Family
ID=71630816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921636329.1U Active CN211081453U (en) | 2019-09-27 | 2019-09-27 | Vertical synchronizing mechanism of sliding plug door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211081453U (en) |
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2019
- 2019-09-27 CN CN201921636329.1U patent/CN211081453U/en active Active
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