Sliding plug door driving device

Abstract

The utility model discloses a sliding plug door driving device which comprises a fixing frame, first screws are rotationally connected to the two sides in the fixing frame, the rear ends of the first screws penetrate through the fixing frame to be fixedly connected with second bevel gears, and a power assembly used for driving the second bevel gears to rotate is arranged on the rear side of the fixing frame. A door plate is arranged on the front side of the fixing frame, a moving assembly used for driving the door plate to move horizontally is arranged in the fixing frame, the moving assembly comprises a sliding rail, the two ends of the sliding rail are fixedly connected with first connecting blocks, and the first connecting blocks are in threaded connection with the corresponding first screws. According to the driving device, the moving assembly can be driven to move front and back through the power assembly, the first screw rod and the second bevel gear, the door plate can be driven to move left and right through the moving assembly, and therefore opening and closing of the door plate can be achieved, and the driving device achieves opening and closing of the door plate through the first screw rod and the second screw rod. And the operation precision can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of a plug sliding door driving device, in particular to a plug sliding door driving device. Background Art

[0002] The Sierra door is a door system consisting of a basic installation part, a drive device, a door panel, door panel accessories, a locking device, and an electric heating device. It makes the opening and closing of the door convenient, labor-saving, safe, and beautiful, improves space utilization, and can prevent the car door from squeezing passengers. It can not only open and close the door automatically, but also realize centralized control or separate control.

[0003] Most existing plug-and-sliding door drive mechanisms use pulleys and belts for transmission, which can cause the door leaf to run unsteadily, and the belts are more likely to slip or fail, causing the door leaf to easily squeeze passengers and get stuck. Secondly, the cylinder drive has low operating accuracy, which can easily cause collisions between door leaves, resulting in a decrease in the service life of the door leaf. In order to overcome these disadvantages, the utility model provides a plug-and-sliding door drive device. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a plug sliding door driving device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a plug sliding door driving device, including a fixed frame, both sides of the interior of the fixed frame are rotatably connected with a first screw rod, the rear end of the first screw rod passes through the fixed frame and is fixedly connected with a second bevel gear, a power component for driving the second bevel gear to rotate is arranged on the rear side of the fixed frame, a door panel is arranged on the front side of the fixed frame, and a moving component for driving the door panel to translate is arranged inside the fixed frame, the moving component includes a slide rail, both ends of the slide rail are fixedly connected with a first connecting block, and the first connecting blocks are respectively threadedly connected to the corresponding first screw rods.

[0006] Furthermore, the thread directions of the first screws on both sides are opposite.

[0007] Furthermore, the power assembly includes a dual-axis motor fixed to a fixed frame, both sides of the dual-axis motor output end are fixedly connected to a rotating shaft, the outer ends of the rotating shaft are fixedly connected to a first bevel gear, and the first bevel gears are respectively meshed and connected with corresponding second bevel gears.

[0008] Furthermore, a second screw rod is rotatably connected inside the slide rail, a servo motor is fixedly connected to one side of the slide rail, and an output end of the servo motor is fixedly connected to one end of the second screw rod.

[0009] Furthermore, a fixing seat is bolted to one end of the rear side of the door panel, a sliding block is fixedly connected to the rear end of the fixing seat, the sliding block is slidably connected to the slide rail, and the sliding block is threadedly connected to the second screw rod.

[0010] Furthermore, a fixing plate is fixedly connected to one side of the bottom end of the slide rail, a support rod is fixedly connected to the bottom end of the fixing plate, a second connecting block is fixedly connected to the front end of the support rod, a groove is provided at the bottom end of the rear side of the door panel, a limiting rod is fixedly connected inside the groove, and the second connecting block is slidably connected to the limiting rod.

[0011] Beneficial effects of the utility model:

[0012] When the utility model is in use, the Sierra door driving device can drive the moving component to move forward and backward through the arranged power component, the first screw and the second bevel gear, and can drive the door panel to move left and right through the arranged moving component, so as to realize the opening and closing of the door panel. The driving device realizes the opening and closing action of the door panel through the first screw and the second screw, which can improve the operation accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description of the specific implementation methods will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 : A front view of the utility model;

[0015] Figure 2 : The working principle diagram of the utility model;

[0016] Figure 3 : Schematic diagram of the power assembly structure of the utility model;

[0017] Figure 4 : Schematic diagram of the structure of the mobile component of the utility model;

[0018] Figure 5 : Schematic diagram of the door panel structure of the present utility model.

[0019] The reference numerals are as follows:

[0020] 1. Fixed frame; 2. Door panel; 3. Moving assembly; 4. Dual-axis motor; 5. Rotating shaft; 6. First bevel gear; 7. First screw rod; 8. Second bevel gear; 9. Slide rail; 10. Second screw rod; 11. Servo motor; 12. First connecting block; 13. Fixed plate; 14. Support rod; 15. Second connecting block; 16. Slider; 17. Fixed seat; 18. Slot; 19. Limit rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1-5 As shown, it relates to a Sierra door driving device, including a fixed frame 1, both sides of the interior of the fixed frame 1 are rotatably connected with a first screw rod 7, the rear end of the first screw rod 7 passes through the fixed frame 1 and is fixedly connected with a second bevel gear 8, a power component for driving the second bevel gear 8 to rotate is arranged on the rear side of the fixed frame 1, a door panel 2 is arranged on the front side of the fixed frame 1, a moving component 3 for driving the door panel 2 to translate is arranged inside the fixed frame 1, the moving component 3 includes a slide rail 9, both ends of the slide rail 9 are fixedly connected with a first connecting block 12, the first connecting block 12 is respectively threadedly connected to the corresponding first screw rod 7, and the thread directions of the first screw rods 7 on both sides are opposite.

[0023] like Figure 1-5 As shown, the power assembly includes a dual-axis motor 4 fixed to a fixed frame 1, and both sides of the output end of the dual-axis motor 4 are fixedly connected with a rotating shaft 5, and the outer ends of the rotating shaft 5 are fixedly connected with a first bevel gear 6, and the first bevel gears 6 are respectively meshed and connected with the corresponding second bevel gears 8. The dual-axis motor 4 drives the rotating shaft 5 to rotate, so that the corresponding first screw 7 can be driven to rotate through the meshing of the first bevel gear 6 and the second bevel gear 8, thereby driving the moving assembly 3 to move.

[0024] like Figure 1-5 As shown, a second screw rod 10 is rotatably connected inside the slide rail 9, a servo motor 11 is fixedly connected to one side of the slide rail 9, an output end of the servo motor 11 is fixedly connected to one end of the second screw rod 10, a fixing seat 17 is bolted to one end of the rear side of the door panel 2, a slider 16 is fixedly connected to the rear end of the fixing seat 17, the slider 16 is slidably connected to the slide rail 9, and the slider 16 is threadedly connected to the second screw rod 10, a fixing plate 13 is fixedly connected to one side of the bottom end of the slide rail 9, a support rod 14 is fixedly connected to the bottom end of the fixing plate 13, a second connecting block 15 is fixedly connected to the front end of the support rod 14, a slot 18 is provided at the bottom end of the rear side of the door panel 2, a limit rod 19 is fixedly connected inside the slot 18, and the second connecting block 15 is slidably connected to the limit rod 19, the servo motor 11 drives the second screw rod 10 to rotate, and can drive the door panel 2 to move along the slide rail 9 through the fixing seat 17 and the slider 16, when the door panel 2 is translated, the door panel 2 is set to slide with the second connecting block 15 through the limit rod 19, so that the door panel 2 can be opened and closed.

[0025] Working principle: When in use, the power assembly, the first screw 7 and the second bevel gear 8 are used to drive the moving assembly 3 to move forward and backward. Specifically, the dual-axis motor 4 drives the rotating shaft 5 to rotate, so that the corresponding first screw 7 can be driven to rotate through the engagement of the first bevel gear 6 and the second bevel gear 8, thereby driving the moving assembly 3 to move. The moving assembly 3 can drive the door panel 2 to move left and right. Specifically, the servo motor 11 drives the second screw 10 to rotate, which can drive the door panel 2 to move along the slide rail 9 through the fixed seat 17 and the slider 16, and the fixed plate 13, the support rod 14 and the second connecting block 15 can improve the stability of the movement of the door panel 2. Specifically, when the door panel 2 is translated, the door panel 2 slides with the second connecting block 15 through the limit rod 19, so that the door panel 2 can be opened and closed.

[0026] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A plug door driving device, comprising a fixing frame (1), characterized in that: The fixing frame (1) has first screw rods (7) rotatably connected to both sides thereof, the rear end of the first screw rod (7) passes through the fixing frame (1) and is fixedly connected to a second bevel gear (8), the rear side of the fixing frame (1) is provided with a power assembly for driving the second bevel gear (8) to rotate, the front side of the fixing frame (1) is provided with a door panel (2), the fixing frame (1) has a moving assembly (3) for driving the door panel (2) to translate, the moving assembly (3) comprises a slide rail (9), both ends of the slide rail (9) are fixedly connected to first connecting blocks (12), the first connecting blocks (12) are respectively threadedly connected to the corresponding first screw rods (7).

2. A plug door driving device according to claim 1, characterized in that: The thread directions of the first screw rods (7) located on both sides are opposite.

3. A plug door driving device according to claim 1, characterized in that: The power assembly comprises a double-shaft motor (4) fixed to a fixed frame (1), both sides of the output end of the double-shaft motor (4) are fixedly connected to a rotating shaft (5), the outer ends of the rotating shaft (5) are fixedly connected to a first bevel gear (6), and the first bevel gears (6) are respectively meshed and connected with corresponding second bevel gears (8).

4. A plug door driving device according to claim 1, characterized in that: A second screw rod (10) is rotatably connected inside the slide rail (9), a servo motor (11) is fixedly connected to one side of the slide rail (9), and an output end of the servo motor (11) is fixedly connected to one end of the second screw rod (10).

5. A plug door driving device according to claim 4, characterized in that: A fixing seat (17) is bolted to one end of the rear side of the door panel (2), a slider (16) is fixedly connected to the rear end of the fixing seat (17), the slider (16) is slidably connected to the slide rail (9), and the slider (16) is threadedly connected to the second screw rod (10).

6. A plug door driving device according to claim 5, characterized in that: A fixing plate (13) is fixedly connected to one side of the bottom end of the slide rail (9), a support rod (14) is fixedly connected to the bottom end of the fixing plate (13), a second connecting block (15) is fixedly connected to the front end of the support rod (14), a slot (18) is provided at the bottom end of the rear side of the door panel (2), a limiting rod (19) is fixedly connected inside the slot (18), and the second connecting block (15) is slidably connected to the limiting rod (19).

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