CN113107303B - Sliding plug door bearing driving mechanism - Google Patents

Sliding plug door bearing driving mechanism Download PDF

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Publication number
CN113107303B
CN113107303B CN202110425452.4A CN202110425452A CN113107303B CN 113107303 B CN113107303 B CN 113107303B CN 202110425452 A CN202110425452 A CN 202110425452A CN 113107303 B CN113107303 B CN 113107303B
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CN
China
Prior art keywords
assembly
fixedly connected
rack
sliding
driving mechanism
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CN202110425452.4A
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Chinese (zh)
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CN113107303A (en
Inventor
孙静国
王中苏
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Nanjing Qiyue Mechanical And Electrical Equipment Co ltd
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Nanjing Qiyue Mechanical And Electrical Equipment Co ltd
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Priority to CN202110425452.4A priority Critical patent/CN113107303B/en
Publication of CN113107303A publication Critical patent/CN113107303A/en
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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
    • E05F15/652—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by screw-and-nut mechanisms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
    • E05D15/0604—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane allowing an additional movement
    • E05D15/0608—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane allowing an additional movement caused by track lay-out
    • E05D15/0613—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane allowing an additional movement caused by track lay-out with multi-directional trolleys
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
    • E05D15/10—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane
    • E05D15/1005—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane the wing being supported on arms movable in horizontal planes
    • E05D15/1007—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane the wing being supported on arms movable in horizontal planes specially adapted for use in railway-cars or mass transit vehicles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
    • E05F15/655—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings specially adapted for vehicle wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
    • E05D15/10—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane
    • E05D2015/1026—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane movable out of one plane into a second parallel plane accessories, e.g. sliding or rolling guides, latches
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/531—Doors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention discloses a sliding plug door bearing driving mechanism which comprises a rack, wherein a left support and a right support are fixedly connected to two sides of the rack, a left hanging frame and a right hanging frame are respectively connected to the left support and the right support in a sliding mode through linear guide rail assemblies, a pull rod and a long guide pillar are installed between the left hanging frame and the right hanging frame, and an upper slide way is fixedly connected to one side of the rack. According to the invention, the linear motion mechanism which can bear the weight of the door leaf and can provide a guiding function, namely the linear guide rail assembly, is arranged on the sliding plug door bearing driving mechanism, so that the defect of large occupied space of the existing scheme is effectively avoided, and the sealing performance of the bearing driving mechanism is improved.

Description

Sliding plug door bearing driving mechanism
Technical Field
The invention relates to the technical field of sliding plug doors, in particular to a bearing driving mechanism of a sliding plug door.
Background
The sliding plug door has the advantages of being excellent in safety performance, good in applicability, attractive in structure and the like, and is widely applied to the rail transit industry, the realization of the 'sliding plug' function of the sliding plug door needs to bear a driving mechanism to provide reciprocating motion in the X direction and the Y direction, at present, most sliding plug doors are connected with a sliding barrel by adopting a door carrying frame, the sliding barrel is sleeved on an oblong guide post and slides along the direction of the guide post to realize the reciprocating motion in the Y direction, and the realization of the reciprocating motion function in the X direction mainly comprises the following two forms:
one is represented by a swing type door carrying frame which is connected with a sliding cylinder and can rotate around the sliding cylinder, the sliding cylinder is sleeved on a long round guide post and can rotate around the guide post, the long guide post of the structure can only rotate around a Y axis, and the door carrying frame realizes the reciprocating motion of a bearing driving mechanism along the X direction through the front-back swing;
however, in this structure, the amplitude of the door carrying frame swing is too large, which results in too large space volume for bearing the driving mechanism and not compact structure, and in addition, the door carrying frame has a tendency of lifting the door leaf upwards in the swing process, which results in abrasion and deformation of the lower slideway of the door leaf, which easily causes the door leaf to break away from the lower swing arm, and the safety performance is not good.
The other type is represented by a linear type portal frame, the portal frame moves back and forth along a horizontal linear direction, a long guide post of the structure can rotate around a Y axis and also move back and forth along an X axis, the end part of the long guide post of the structure is connected with a hanging frame, the hanging frame is sleeved on a short guide post, and the hanging frame slides back and forth along the short guide post, so that the back and forth movement in the X direction is realized;
however, the hanging rack with the structure is often large, the space volume of the bearing driving mechanism is increased, the whole weight of the bearing driving mechanism is increased, and the linear bearing is arranged in the hanging rack, so that the hanging rack is easy to wear and needs to be replaced frequently. The stores pylon is the foundry goods generally, and load capacity is relatively poor, and intensity is not enough, and the shock-absorbing capacity is relatively poor.
Disclosure of Invention
To solve the above-mentioned problems of the background art, a carrier driving mechanism for a sliding plug door is proposed.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a stopper sliding door bears actuating mechanism, includes the frame, frame both sides fixedly connected with left socle and right branch frame, there are left stores pylon and right stores pylon through linear guide subassembly sliding connection respectively on left socle and the right branch frame, install pull rod and long guide pillar between left side stores pylon and the right stores pylon, frame one side fixedly connected with goes up the slide, be equipped with straightway slide and bending section slide on going up the slide, be equipped with in the frame with last slide sliding connection's door carrying subassembly, the door carrying subassembly is including cup jointing the sleeve in the long guide pillar outside, install actuating mechanism subassembly in the frame, the actuating mechanism subassembly is including rotating the lead screw of installing in the frame, the nut vice hinge subassembly that moves on the lead screw has been cup jointed in the lead screw outside, nut vice hinge subassembly and sleeve fixed connection, the frame both sides are rotated and are installed the trace axle, the welding of trace axle both ends has the trace, rotate through the pivot and connect between trace and the pull rod.
As a further description of the above technical solution:
the linear guide rail assembly comprises a guide rail fixedly connected with the left support, and a sliding block fixedly connected with the left hanging rack is connected to the guide rail in a sliding mode.
As a further description of the above technical solution:
the door carrying frame assembly further comprises an arm cover plate fixedly connected with the sleeve, a connecting plate fixedly connected with the door leaf is fixedly connected to the outer side of the arm cover plate, and a nylon roller which is connected with the upper sliding way in a sliding mode is rotatably installed at the bottom of the arm cover plate.
As a further description of the above technical solution:
the nut pair hinge assembly comprises a hinge plate fixedly connected with the sleeve, and a nut pair sleeved on the outer side of the screw rod is rotatably connected to the bottom of the hinge plate.
As a further description of the above technical solution:
the driving mechanism assembly further comprises a driving motor fixedly mounted on the rack, a driving belt wheel is sleeved on the outer side of an output shaft of the driving motor, a driven belt wheel is sleeved on the outer side of the free end of the lead screw, and the driving belt wheel and the driven belt wheel are in transmission connection through a toothed belt.
As a further description of the above technical solution:
the lead screw support is fixedly installed on the rack, and the lead screw is rotatably installed between the left support and the lead screw support.
As a further description of the above technical solution:
the frame and the upper slideway are fixedly connected through paneling at two ends.
As a further description of the above technical solution:
and a bearing seat is fixedly arranged on one side of the rack, and two ends of the linkage shaft are rotatably arranged between the bearing seat and the right bracket.
As a further description of the above technical solution:
the nylon idler wheels are in rolling contact with the inner surface walls on the two sides of the upper slideway.
As a further description of the above technical solution:
the left hanging rack and the sliding block are fixedly connected through bolt threads.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the linear motion mechanism which can bear the weight of the door leaf and can provide a guiding function, namely the linear guide rail assembly, is arranged on the sliding plug door bearing driving mechanism, so that the defect of large occupied space of the existing scheme is effectively avoided, and the sealing performance of the bearing driving mechanism is improved.
2. In the invention, the direction parallel to the central axis of the long guide post is assumed to be the Y-axis direction, the direction perpendicular to the central axis of the long guide post is assumed to be the X-axis direction, the nut pair hinge assembly moves on the screw rod to drive the portal carrying assembly to slide on the long guide post and the upper slideway, when the portal carrying assembly moves on the straight-line slideway, the motion of the portal carrying assembly in the Y-axis direction is realized, and when the portal carrying assembly moves on the bent-section slideway, the bent-section slideway plays a role in guiding, so that the portal carrying assembly moves in the Y-axis direction and the X-axis direction, and meanwhile, due to the arrangement of the linear guide rail assembly, the long guide post moves on the X-axis synchronously along with the portal carrying assembly, the swinging of the swinging portal carrying assembly is avoided, and the safety performance is improved.
Drawings
Fig. 1 is a schematic perspective view illustrating a carrier driving mechanism of a sliding plug door according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a drive mechanism assembly of a load bearing drive mechanism for a sliding plug door according to an embodiment of the present invention;
figure 3 illustrates a perspective view of a door carrier assembly carrying a drive mechanism for a sliding plug door according to an embodiment of the present invention;
FIG. 4 illustrates a perspective view of a nut sub hinge assembly of a load drive mechanism of a sliding plug door according to an embodiment of the present invention;
FIG. 5 is a schematic perspective view of a linear guide assembly of a load drive mechanism for a sliding plug door according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of an upper run of a load-bearing drive mechanism for a sliding plug door according to an embodiment of the present invention;
FIG. 7 illustrates a top view of a carrier drive mechanism for a sliding plug door provided in accordance with an embodiment of the present invention;
FIG. 8 illustrates a rear view of a carrier drive mechanism for a sliding plug door provided in accordance with an embodiment of the present invention;
fig. 9 is a schematic right-view of a carrier drive mechanism for a sliding plug door provided in accordance with an embodiment of the present invention.
Illustration of the drawings:
1. a frame; 2. a left bracket; 3. a right bracket; 4. a linear guide assembly; 5. a left hanger; 6. a right hanger; 7. a linkage rod; 8. a linkage shaft; 9. a rotating shaft; 10. a pull rod; 11. a door carrying frame assembly; 12. a long guide post; 13. a nut sub hinge assembly; 14. a drive mechanism assembly; 15. an upper slideway; 16. a panel; 17. a guide rail; 18. a slider; 19. nylon rollers; 20. a sleeve; 21. a nut pair; 22. a hinge plate; 23. a drive motor; 24. a driving pulley; 25. a driven pulley; 26. a screw rod support; 27. a screw rod; 28. a toothed belt; 29. a connecting plate; 30. an arm cover plate.
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.
Example one
Referring to fig. 1-9, the present invention provides a technical solution: a sliding plug door bearing driving mechanism comprises a rack 1, a left support 2 and a right support 3 are fixedly connected to two sides of the rack 1, a left hanging rack 5 and a right hanging rack 6 are respectively connected to the left support 2 and the right support 3 in a sliding mode through a linear guide rail assembly 4, a pull rod 10 and a long guide pillar 12 are installed between the left hanging rack 5 and the right hanging rack 6, an upper slideway 15 is fixedly connected to one side of the rack 1, the rack 1 and the upper slideway 15 are fixedly connected through paneling plates 16 at two ends, a linear slideway and a bent section slideway are arranged on the upper slideway 15, a door carrying frame assembly 11 slidably connected with the upper slideway 15 is arranged on the rack 1, the door carrying frame assembly 11 comprises a sleeve 20 sleeved on the outer side of the long guide pillar 12, a driving mechanism assembly 14 is installed on the rack 1, the driving mechanism assembly 14 comprises a screw rod 27 rotatably installed on the rack 1, a screw rod support 26 is fixedly installed on the rack 1, the screw rod 27 is rotatably installed between the left support 2 and the screw rod support 26, a nut 13 moving on the screw rod 27 is sleeved on the screw rod 27 on the outer side, the nut auxiliary nut 13 fixedly connected with the nut support 13 fixedly connected with the sleeve 20, a linkage shaft 8 is installed on one side of the rack 1, a hinge assembly 7 and a hinge assembly 7 connected between the pull rod and the pull rod support 7, and the pull rod 7, and a rotary shaft, and a hinge assembly 7 are welded at two ends of the pull rod through a hinge assembly 7, and a rotary shaft, and a hinge assembly 7, and a rotary shaft connected between the linkage shaft, and a hinge assembly 7;
assuming that the direction parallel to the central axis of the long guide post 12 is the Y-axis direction and the direction perpendicular to the central axis of the long guide post 12 is the X-axis direction, the nut pair hinge assembly 13 moves on the lead screw 27 to drive the portal assembly 11 to slide on the long guide post 12 and the upper slideway 15, when the portal assembly 11 moves on a straight-line slideway, the movement of the portal assembly 11 in the Y-axis direction is realized, and when the portal assembly 11 moves on a bent-section slideway, the bent-section slideway plays a role in guiding, so that the portal assembly 11 moves in the Y-axis direction and also moves in the X-axis direction, and meanwhile, due to the arrangement of the linear guide rail assembly 4, the long guide post 12 moves on the X-axis along with the portal assembly 11 synchronously, thereby avoiding the swinging of the swing portal, and improving the safety performance;
wherein, due to structural limitations of the upper run 15, when the portal assembly 11 moves in a straight section run, the portal assembly 11 will only move in the Y-axis direction, and when the portal assembly 11 moves in a curved section run, the portal assembly 11 will both move in the Y-axis direction and in the X-axis direction;
through bearing a linear motion mechanism that can bear door leaf gravity at the stopper sliding door and put on actuating mechanism, can provide the direction function again simultaneously, linear guide subassembly 4 has effectively avoided the big defect of current scheme occupation space promptly, has improved simultaneously and has born actuating mechanism sealing performance to this linear motion mechanism has high rigidity, radial and axial load ability reinforce, sealing performance is good, corrosion-resistant, the maintenance requirement is low, compact structure, installation and change convenience, the motion is steady, characteristics that the practicality is strong.
Referring to fig. 5, the linear guide rail assembly 4 includes a guide rail 17 fixedly connected to the left bracket 2, the guide rail 17 is slidably connected to a slider 18 fixedly connected to the left hanger 5, the left hanger 5 and the slider 18 are fixedly connected to each other by a bolt and a thread, and when the door carrying frame assembly 11 moves to the curved section slideway of the upper slideway 15, the long guide pillar 12, the left hanger 5 and the right hanger 6 are driven to move, and then the slider 18 is driven to slide on the guide rail 17, so as to improve the movement stability of the door carrying frame assembly 11 in the X-axis direction.
Referring to fig. 4, the portal frame assembly 11 further includes an arm cover 30 fixedly connected to the sleeve 20, a connecting plate 29 fixedly connected to the door leaf is fixedly connected to the outer side of the arm cover 30, a nylon roller 19 slidably connected to the upper chute 15 is rotatably mounted at the bottom of the arm cover 30, the nylon roller 19 is in rolling contact with the inner surface wall of the two sides of the upper chute 15, the sleeve 20 drives the arm cover 30 and the connecting plate 29 to move in the Y-axis direction, and meanwhile, the nylon roller 19 moves on the straight-line chute, when the nylon roller 19 moves to the curved-section chute, the portal frame assembly 11 moves in the Y-axis direction and the X-axis direction, and at the same time, the long guide pillar 12, the left hanger 5, and the right hanger 6 are driven to move, and further, the slider 18 is driven to slide on the guide rail 17, so that the movement stability of the portal frame assembly 11 in the X-axis direction is improved.
Referring to fig. 4, the nut pair hinge assembly 13 includes a hinge plate 22 fixedly connected to the sleeve 20, a nut pair 21 sleeved on an outer side of the screw 27 is rotatably connected to a bottom of the hinge plate 22, and the screw 27 is rotated to drive the nut pair 21 to move on the screw 27 according to a ball screw principle.
Referring to fig. 2, the driving mechanism assembly 14 further includes a driving motor 23 fixedly mounted on the frame 1, a driving pulley 24 is sleeved on an outer side of an output shaft of the driving motor 23, a driven pulley 25 is sleeved on an outer side of a free end of the screw rod 27, the driving pulley 24 and the driven pulley 25 are in transmission connection through a toothed belt 28, the driving pulley 24 is driven by the output shaft of the driving motor 23 to rotate, and the driven pulley 25 is driven to drive the screw rod 27 to rotate under the transmission action of the toothed belt 28.
The working principle is as follows: when the portable portal frame assembly is used, firstly, the output shaft of the driving motor 23 drives the driving belt wheel 24 to rotate, the driven belt wheel 25 is driven to drive the screw rod 27 to rotate under the transmission action of the toothed belt 28, the nut pair 21 is driven to move on the screw rod 27 according to the ball screw principle, then the sleeve 20 is driven to move on the long guide post 12, and the nylon roller 19 slides on the straight-line slideway, so that the movement of the portal frame assembly 11 in the Y-axis direction is realized;
secondly, when the nylon idler wheel 19 moves to the curved section slideway, the portal frame component 11 moves in the Y-axis direction and the X-axis direction, and simultaneously drives the long guide pillar 12, the left hanging frame 5 and the right hanging frame 6 to move so as to drive the slide block 18 to slide on the guide rail 17, and due to the arrangement of the linear guide rail component 4, the movement stability of the portal frame component 11 in the X-axis direction is improved;
wherein, due to structural limitations of the upper run 15, the portal assembly 11 will only move along the Y-axis direction when the portal assembly 11 is moving in a straight-line section run, and when the portal assembly 11 is moving in a curved section run, the portal assembly 11 will both move along the Y-axis direction and also move along the X-axis direction.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims (8)

1. The sliding plug door bearing driving mechanism comprises a rack (1) and is characterized in that a left support (2) and a right support (3) are fixedly connected to the two sides of the rack (1), a left hanging rack (5) and a right hanging rack (6) are respectively connected to the left support (2) and the right support (3) in a sliding manner through a linear guide rail assembly (4), a pull rod (10) and a long guide pillar (12) are installed between the left hanging rack (5) and the right hanging rack (6), an upper slide (15) is fixedly connected to one side of the rack (1), a linear section slide and a bent section slide are arranged on the upper slide (15), a door carrying assembly (11) which is connected with the upper slide (15) in a sliding manner is arranged on the rack (1), the door carrying assembly (11) comprises a sleeve (20) sleeved on the outer side of the long guide pillar (12), a driving mechanism assembly (14) is installed on the rack (1), the driving mechanism assembly (14) comprises a lead screw (27) rotatably installed on the rack (1), a nut pair (13) which moves on the lead screw (27) is sleeved on the outer side of the lead screw (27), and a hinge assembly (13) is connected with a hinge assembly (8), and two ends of a hinge assembly (8) which is welded on the two sides of a hinge assembly (13), the linkage rod (7) is rotationally connected with the pull rod (10) through a rotating shaft (9);
the linear guide rail assembly (4) comprises a guide rail (17) fixedly connected with the left bracket (2), and a sliding block (18) fixedly connected with the left hanging rack (5) is connected on the guide rail (17) in a sliding manner;
the door carrying frame assembly (11) further comprises an arm cover plate (30) fixedly connected with the sleeve (20), a connecting plate (29) fixedly connected with a door leaf is fixedly connected to the outer side of the arm cover plate (30), and a nylon roller (19) in sliding connection with the upper sliding way (15) is rotatably mounted at the bottom of the arm cover plate (30).
2. A sliding plug door load drive according to claim 1, characterized in that the nut pair hinge assembly (13) comprises a hinge plate (22) fixedly connected with the sleeve (20), and a nut pair (21) sleeved outside the screw rod (27) is rotatably connected to the bottom of the hinge plate (22).
3. The sliding plug door bearing driving mechanism is characterized in that the driving mechanism assembly (14) further comprises a driving motor (23) fixedly mounted on the frame (1), a driving pulley (24) is sleeved outside an output shaft of the driving motor (23), a driven pulley (25) is sleeved outside a free end of the screw rod (27), and the driving pulley (24) and the driven pulley (25) are in transmission connection through a toothed belt (28).
4. A sliding plug door load drive according to claim 1, characterized in that a screw support (26) is fixedly mounted on the frame (1), and the screw (27) is rotatably mounted between the left bracket (2) and the screw support (26).
5. A sliding door load drive according to claim 1, characterized in that the frame (1) and the upper run (15) are fixedly connected by means of panels (16) at both ends.
6. A sliding plug door bearing driving mechanism according to claim 1, characterized in that a bearing seat is fixedly installed on one side of the frame (1), and two ends of the linking shaft (8) are rotatably installed between the bearing seat and the right bracket (3).
7. A sliding door load drive according to claim 1, characterized in that the nylon rollers (19) are in rolling contact with the inner surface walls on both sides of the upper run (15).
8. A sliding plug door load drive according to claim 1, characterized in that the left suspension bracket (5) and the slider (18) are fixedly connected by means of a bolt and a thread.
CN202110425452.4A 2021-04-20 2021-04-20 Sliding plug door bearing driving mechanism Active CN113107303B (en)

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Application Number Priority Date Filing Date Title
CN202110425452.4A CN113107303B (en) 2021-04-20 2021-04-20 Sliding plug door bearing driving mechanism

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Application Number Priority Date Filing Date Title
CN202110425452.4A CN113107303B (en) 2021-04-20 2021-04-20 Sliding plug door bearing driving mechanism

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CN113107303B true CN113107303B (en) 2022-11-15

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Publication number Priority date Publication date Assignee Title
CN114790864B (en) * 2022-04-29 2023-09-26 江苏沃特加汽车科技有限公司 Single-opening sliding plug door device

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CN108104646B (en) * 2018-01-15 2019-09-06 谭力 A kind of bogey of automotive single fan or biparting stopping sliding door
CN208587046U (en) * 2018-06-29 2019-03-08 宁波怀德机电科技有限公司 A kind of plug drawing mechanism for train-door system

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Denomination of invention: A sliding door bearing and driving mechanism

Effective date of registration: 20231209

Granted publication date: 20221115

Pledgee: Nanjing Bank Co.,Ltd. Nanjing North Branch

Pledgor: NANJING QIYUE MECHANICAL AND ELECTRICAL EQUIPMENT CO.,LTD.

Registration number: Y2023980069868