Sliding door anti-falling structure

Abstract

The utility model discloses a sliding door anti-drop structure, which comprises a mounting plate, a connecting pin shaft, a gasket and a locking piece, the mounting plate is provided with an open slot, the connecting pin shaft penetrates through the open slot, and the gasket and the locking piece are sequentially mounted on the connecting pin shaft and clamp the mounting plate. An anti-dropping bulge is arranged at the opening end of the mounting plate, which is positioned in the opening groove, and can prevent the gasket from dropping out of the opening groove; the sliding door anti-falling structure is simple in overall structure and convenient to install, and the anti-falling function can be effectively achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-falling structures, and more specifically to an anti-falling structure for a sliding door. Background Art

[0002] At present, the existing sliding components used on equipment sliding doors are usually connected and installed using a slide rail and a slider structure to achieve a simple sliding function. However, the installation of the slider and slide rail structure is relatively cumbersome, and its connection structure does not have an anti-slip effect or has a poor anti-slip efficiency. The subsequent maintenance and repair costs are high, and the installation and disassembly are inconvenient, which poses certain safety hazards. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a sliding door anti-falling structure, which has a simple overall structure, is easy to install, and can effectively achieve the anti-falling function.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A sliding door anti-falling structure comprises a mounting plate, a connecting pin, a gasket and a locking piece, wherein the mounting plate is provided with an open slot, the connecting pin passes through the open slot, the gasket and the locking piece are sequentially installed on the connecting pin and clamp the mounting plate, and the mounting plate is provided with an anti-falling protrusion at the open end of the open slot, wherein the anti-falling protrusion can prevent the gasket from falling out of the open slot.

[0006] Furthermore, the locking member is a locking nut, the connecting pin is provided with an external thread, and the locking nut is sleeved on the connecting pin for threaded connection.

[0007] Furthermore, the locking member is a retaining spring, which is sleeved on the connecting pin shaft so that the retaining spring and the connecting pin shaft clamp the mounting plate.

[0008] Further, the mounting plate comprises a horizontal plate and a vertical plate which are vertically connected to each other, and the opening groove is located on the horizontal plate.

[0009] Furthermore, an operating hole is provided on the vertical plate at the connection between the locking member and the horizontal plate, and a shielding plate is provided on the vertical plate at the operating hole, the shielding plate can completely shield the operating hole, and the shielding plate is detachably connected to the vertical plate.

[0010] Furthermore, the mounting plate is provided with a sink groove at the opening groove, the gasket is located in the sink groove, and the anti-slip protrusion is located at the notch of the sink groove.

[0011] Furthermore, the sink is located above the opening slot.

[0012] Furthermore, the sink is located in the middle of the open groove in the vertical direction, and an inlet is provided at one end of the sink away from the anti-slip protrusion, and the gasket enters into the sink from the inlet.

[0013] It further includes a guide rail and a sliding member, wherein the sliding member is slidably connected to the guide rail, and the connecting pin shaft is detachably connected to the sliding member.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model provides a mounting plate, a connecting pin, a gasket and a locking piece, and provides an open groove on the mounting plate, so that in actual use, the mounting plate is connected to the two ends of the sliding door, the connecting pin is connected to the sliding component (guide rail, sliding piece), the connecting pin is located in the open groove, the gasket is sleeved on the connecting pin, and then the anti-slip protrusion limits and prevents the gasket from escaping from the open groove, thereby achieving the effect of preventing the connecting pin from escaping from the open groove, effectively realizing the anti-slip function, and the overall structure is simple and easy to install. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0017] Figure 1 A schematic diagram of the structure of an anti-slip guide rail Figure 1 ;

[0018] Figure 2 A schematic diagram of the structure of an anti-slip guide rail Figure 2 ;

[0019] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0020] Figure 4 for Figure 1 Schematic diagram of the structure of the anti-slip guide rail Figure 3 ;

[0021] Figure 5 for Figure 4 The enlarged view of point B in the middle;

[0022] Figure 6 for Figure 4 Enlarged view of point C in the middle;

[0023] Figure 7 It is a cross-sectional schematic diagram of the sliding door anti-falling structure;

[0024] Figure 8 It is a structural schematic diagram of a reinforcing plate and a secondary reinforcing plate on an installation plate.

[0025] The marks in the figure are: 1. Sliding door; 2. Guide rail; 3. Installation plate; 301. Vertical plate; 302. Horizontal plate; 303. Baffle plate; 304. Operation hole; 305. Open slot; 306. Sunk slot; 307. Anti-detachment protrusion; 4. Sliding part; 401. Threaded hole; 5. Connecting pin shaft; 6. Locking nut; 7. Gasket; 8. Inlet. Specific embodiments

[0026] In the description of the present invention, it should be noted that for the orientation terms, if there are terms such as "center", "horizontal (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated orientation and position relationship are based on the orientation or position relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

[0027] In addition, if there are terms "first" and "second", they are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, the meaning of "several" and "a number of" is two or more, unless otherwise specifically and clearly defined.

[0028] A sliding door anti-detachment structure, an open slot 305 is provided on the installation plate 3, the connecting pin shaft 5 passes through the open slot 305, and the gasket 7 and the locking member 6 are sequentially installed on the connecting pin shaft 5 and clamp the installation plate 3. An anti-detachment protrusion 307 is provided at the open end of the open slot 305 of the installation plate 3, and the anti-detachment protrusion 307 can prevent the gasket 7 from falling out of the open slot 305.

[0029] The utility model realizes the anti - detachment function effectively through setting an installation plate 3, a connecting pin shaft 5, a gasket 7 and a locking member 6, and arranging an opening groove 305 on the installation plate 3. During actual use, the installation plate 3 is connected to both ends of the sliding door 1, the connecting pin shaft 5 is connected to the sliding components 2 and 4 (the guide rail 2 and the sliding member 4). By making the connecting pin shaft 5 located in the opening groove 305, then sleeving the gasket 7 on the connecting pin shaft 5, and then restricting and preventing the gasket 7 from disengaging from the opening groove 305 through the anti - detachment protrusion 307, thus achieving the effect of preventing the connecting pin shaft 5 from disengaging from the opening groove 305. The overall structure is simple and the installation is convenient.

[0030] Preferably, as Figure 5 shown, the locking member 6 is a locking nut 6, an external thread 401 is arranged on the connecting pin shaft 5, and the locking nut 6 is sleeved on the connecting pin shaft 5 for threaded connection.

[0031] Preferably, the locking member 6 is a circlip, the circlip is sleeved on the connecting pin shaft 5, and the circlip and the connecting pin shaft 5 clamp the installation plate 3.

[0032] Preferably, the installation plate 3 includes a horizontal plate 302 and a vertical plate 301 which are connected perpendicular to each other, and the opening groove 305 is located on the horizontal plate 302; by setting the horizontal plate 302 and the vertical plate 301, the horizontal plate 302 is connected to the connecting screw pin shaft 5, and the vertical plate 301 shields the gasket 7 and the locking member 6.

[0033] Preferably, an operation hole 304 is arranged on the vertical plate 301 relative to the connection position of the locking member 6 and the horizontal plate 302, and a shielding plate 303 is arranged on the vertical plate 301 at the position of the operation hole 304. The shielding plate 303 can completely shield the operation hole 304, and the shielding plate 303 is detachably connected to the vertical plate 301;

[0034] Specifically, by arranging the operation hole 304, the locking member 6 can be operated through the operation hole 304, which is convenient for the disassembly and installation of the locking member 6. The arrangement of the shielding plate 303 can shield the operation hole 304 when the operation hole 304 is not in use. Specifically, the shielding plate 303 and the vertical plate 301 can be detachably connected by bolts.

[0035] Preferably, as Figure 5-6 shown, a sinking groove 306 is arranged on the installation plate 3 at the position of the opening groove 305, the gasket 7 is located in the sinking groove 306, and the anti - detachment protrusion 307 is located at the notch of the sinking groove 306. Thus, the gasket 7 can be located in the sinking groove 306 for more comprehensive limiting and anti - detachment, and the anti - detachment protrusion 307 can prevent the gasket 7 from disengaging.

[0036] Preferably, the sunk groove 306 is located above the open groove 305, so that the gasket 7 can be directly placed into the sunk groove 306 from above the sunk groove 306.

[0037] Preferably, the sunk groove 306 is located at the middle position in the vertical direction of the open groove 305, and an inlet 8 is provided at one end of the sunk groove 306 away from the anti - detachment protrusion 307. The gasket 7 enters the sunk groove 306 through the inlet 8. During installation, the gasket 7 enters the sunk groove 306 through the inlet 8 and then is sleeved on the connecting pin shaft 5, so as to achieve complete anti - detachment of the connecting pin shaft 5 and the locking member 6.

[0038] Preferably, it further includes a guide rail 2 and a sliding member 4. The sliding member 4 is slidably connected to the guide rail 2, and the connecting pin shaft 5 is detachably connected to the sliding member 4;

[0039] Specifically, the guide rail 2 and the sliding member 4 can be a linear guide rail 2 and a slider 4 or other sliding components such as a slide rail and an anti - detachment pulley. And a threaded hole 401 can be provided on the sliding member 4, and an external thread 401 is provided on the connecting pin shaft 5. The connecting pin shaft 5 extends into the threaded hole 401 for threaded connection, so as to achieve the detachable connection between the connecting pin shaft 5 and the sliding member 4.

[0040] Preferably, the connecting nut can be a flange nut or an ordinary nut.

[0041] The above are only the preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above - mentioned embodiments. All technical solutions falling within the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and refinements should also be regarded as within the protection scope of the present invention.

Claims

1. A sliding door anti-detachment structure, characterized in that: It includes a mounting plate (3), a connecting pin shaft (5), a gasket (7) and a locking member. An opening slot (305) is provided on the mounting plate (3). The connecting pin shaft (5) passes through the opening slot (305). The gasket (7) and the locking member are sequentially installed on the connecting pin shaft (5) and clamp the mounting plate (3). At the opening end of the opening slot (305) of the mounting plate (3), an anti - detachment protrusion (307) is provided. The anti - detachment protrusion (307) can prevent the gasket (7) from slipping out of the opening slot (305).

2. The anti-detachment structure of a sliding door according to claim 1, characterized in that: The locking member is a locking nut (6). External threads are provided on the connecting pin shaft (5). The locking nut (6) is sleeved on the connecting pin shaft (5) for threaded connection.

3. The anti-detachment structure of a sliding door according to claim 1, characterized in that: The locking member is a snap ring. The snap ring is sleeved on the connecting pin shaft (5) to clamp the mounting plate (3) between the snap ring and the connecting pin shaft (5).

4. A sliding door anti-detachment structure according to claim 1, characterized in that: The mounting plate (3) includes a horizontal plate (302) and a vertical plate (301) which are perpendicularly connected to each other. The opening slot (305) is located on the horizontal plate (302).

5. The anti-detachment structure of a sliding door according to claim 4, characterized in that: An operation hole (304) is provided on the vertical plate (301) relative to the connection position of the locking member and the horizontal plate (302). And a shielding plate (303) is provided at the operation hole (304) of the vertical plate (301). The shielding plate (303) can completely cover the operation hole (304), and the shielding plate (303) is detachably connected to the vertical plate (301).

6. The anti-detachment structure of a sliding door according to claim 1, characterized in that: A sink (306) is provided at the opening slot (305) of the mounting plate (3). The gasket (7) is located in the sink (306). The anti - detachment protrusion (307) is located at the mouth of the sink (306).

7. A sliding door anti-detachment structure according to claim 6, characterized in that: The sink (306) is located above the opening slot (305).

8. The anti-detachment structure of a sliding door according to claim 6, characterized in that: The sink (306) is located at the middle position in the vertical direction of the opening slot (305). And an inlet (8) is provided at one end of the sink (306) away from the anti - detachment protrusion (307). The gasket (7) enters the sink (306) from the inlet (8).

9. The anti-detachment structure of a sliding door according to claim 1, characterized in that: It further includes a guide rail (2) and a sliding member (4). The sliding member (4) is slidably connected to the guide rail (2). The connecting pin shaft (5) is detachably connected to the sliding member (4).

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