CN114482747A - Pulley assembly and shower room - Google Patents

Abstract

The invention discloses a pulley assembly and a shower room, wherein the pulley assembly comprises a pulley mechanism and a decorative cover mechanism, the decorative cover mechanism is provided with an adjusting hole, the decorative cover mechanism is provided with a limiting part, and the limiting part is arranged at one end of the decorative cover mechanism in a first direction; the adjusting holes are long holes arranged along the first direction; one of the pulley mechanism and the decorative cover mechanism is provided with an inclined guide surface, and the other one of the pulley mechanism and the decorative cover mechanism is arranged to be abutted against the guide surface. The shower room comprises the pulley assembly. The invention relates to the field of bathrooms, and provides a pulley assembly and a shower room.

Description

Pulley assembly and shower room

Technical Field

The invention relates to the field of bathrooms, in particular to a pulley assembly and a shower room.

Background

The shower room fully utilizes one corner of the toilet, the shower range is clearly divided by the fence to form a relatively independent bathing space, and the sliding door needs the pulley assembly to realize sliding.

The existing pulley component generally comprises a pulley mechanism and a decorative cover mechanism which are respectively arranged on two sides of a sliding door, wherein a positioning structure is not arranged between the existing decorative cover mechanism and the sliding door, so that the decorative cover mechanism is difficult to ensure not to incline during assembly, the installation is not in place, even if the installation condition is good, the decorative cover mechanism still can incline after impact occurs, and the user experience is influenced.

Disclosure of Invention

The embodiment of the disclosure provides a pulley assembly, which is arranged at the top or the bottom of a sliding door, and comprises a pulley mechanism and a decorative cover mechanism, wherein the pulley mechanism and the decorative cover mechanism are respectively arranged at two sides of the sliding door, the pulley mechanism and the decorative cover mechanism are connected through a fastener, the decorative cover mechanism is provided with an adjusting hole for the fastener to penetrate through, the decorative cover mechanism is provided with a limiting part, and the limiting part is arranged at one end of the decorative cover mechanism in a first direction and is used for abutting against the top surface or the bottom surface of the sliding door to lock the decorative cover mechanism;

the adjusting hole is a long hole arranged along the first direction and used for the decorative cover mechanism to slide along the first direction relative to the fastening piece;

one of the pulley mechanism and the decorative cover mechanism is provided with an inclined guide surface, and the other one of the pulley mechanism and the decorative cover mechanism is arranged to abut against the guide surface so as to guide the decorative cover mechanism to slide along the first direction when the decorative cover mechanism is close to the pulley mechanism, so that the limiting part abuts against the top surface or the bottom surface of the sliding door.

In a possible embodiment, the guide surface is provided on the pulley mechanism, and the decorative cover mechanism is provided with an inclined fitting surface, which is parallel to the guide surface and abuts against the guide surface.

In one possible design, the pulley mechanism is provided with a first protruding boss on an end surface facing the decorative cover mechanism, the first protruding boss is provided with a screw hole for matching with the fastener, and the guide surface is arranged on the first protruding boss;

the decorative cover mechanism is provided with a second protrusion on the end face facing the pulley mechanism, and the matching surface is arranged on the second protrusion.

In one possible design, a first groove is formed at one end, close to the decorative cover mechanism, of the first protrusion, and the groove wall of the first groove, close to the limiting part, is obliquely arranged to form the guide surface;

the second protrusion is arranged on the periphery of the adjusting hole, one end of the second protrusion is inserted into the first groove, and the second protrusion is close to the end face of the limiting portion and is obliquely arranged to form the matching surface.

In one possible design, the first grooves are provided in plurality, and the guide surfaces are arranged in the first grooves; the second protrusions are provided with a plurality of matching surfaces; the second bulges are correspondingly spliced with the first grooves one by one.

In one possible design, the first groove and the second protrusion are provided with two, the two first grooves are arranged at intervals along a second direction, the screw hole is arranged between the two first grooves, and the second direction is perpendicular to the first direction.

One possible design, dress trim cover mechanism includes releasable connection's briquetting and dress trim cover, spacing portion and regulation hole all set up on the briquetting, dress trim cover sets up the briquetting dorsad one side of pulley mechanism is in order to cover the briquetting.

In one possible design, the pressing block comprises a main body and a gasket which are detachably connected, the main body and the gasket are arranged in a stacked mode, and the gasket is provided with the second protrusion on the end face, facing away from the main body;

the gasket is provided with a first flanging at one end in the first direction, the main body is provided with a second flanging, the second flanging is overlapped on the first flanging, and the first flanging and the second flanging form the limiting part.

In one possible design, the main body is provided with a positioning hole penetrating through the main body, the decorative cover is provided with a protruding upright column on the end surface facing the main body, and the gasket is provided with a protruding positioning column on the end surface facing the main body; the stand with the reference column all inserts in the locating hole, just the stand with the reference column is pegged graft, in order to relative positioning dress trim cover, the main part with the gasket.

The pulley mechanism is characterized in that one end of the pulley mechanism in the first direction is provided with a bending part used for being abutted to the top surface or the bottom surface of the sliding door, the bending part corresponds to the limiting part and is provided with a notch, and one end of the limiting part extends into the notch.

The embodiment of the disclosure provides a shower room, which comprises a sliding door and the pulley assembly, wherein the pulley assembly is arranged on the sliding door.

The pulley component of the embodiment of the disclosure is provided with the inclined guide surface, so that the installation back limiting part can tightly push the top surface or the bottom surface of the sliding door, the machining tolerance gap reserved in the production of the sliding door is offset, and the normal installation of the decorative cover mechanism is ensured without inclination.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.

Fig. 1 is a schematic view of a sheave assembly according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the sheave assembly of FIG. 1;

fig. 3 is a first exploded view of the sheave assembly of fig. 1;

fig. 4 is a second exploded view of the sheave assembly of fig. 1;

fig. 5 is a third exploded view of the sheave assembly of fig. 1;

FIG. 6 is a schematic disassembled view of the trim cover mechanism of FIG. 1;

FIG. 7 is an enlarged view of a portion of FIG. 1 at A;

FIG. 8 is an enlarged view of a portion of FIG. 3 at B;

FIG. 9 is an enlarged view of a portion of FIG. 3 at C;

figure 10 is a schematic view of a sheave assembly according to another embodiment of the present invention;

fig. 11 is a disassembled view of the sheave assembly of fig. 10.

Reference numerals: 1-pulley mechanism, 2-decorative cover mechanism, 3-sliding door, 4-first end face, 5-limiting part, 6-pressing block, 7-decorative cover, 8-adjusting hole, 9-fastening piece, 10-first protrusion, 11-screw hole, 12-first groove, 13-guide face, 14-main body, 15-gasket, 16-second flanging, 17-first flanging, 18-second protrusion, 19-matching face, 20-positioning column, 21-pulley gasket, 22-pulley main body, 23-pulley frame, 24-pulley, 25-first bolt, 26-upright column, 27-positioning hole, 28-notch, 29-jack, 30-first channel, 31-second channel, 32-guide face, 33-pulley cover, 34-adjusting column, 35-spring, 36-bending part, 37-central part and 38-peripheral part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

First, there is not location structure between current dress trim cover mechanism and the sliding door, this has led to during the assembly to hardly guarantee that dress trim cover mechanism does not incline, causes the installation not in place, even the installation condition is good but dress trim cover mechanism still probably produces the slope condition after the striking, influences user experience.

Please refer to fig. 1 to 11, which illustrate a pulley assembly according to an embodiment of the present disclosure, the pulley assembly is disposed at the top or the bottom of the sliding door 3, wherein the pulley assembly includes a pulley mechanism 1 and a decorative cover mechanism 2 respectively disposed at two sides of the sliding door 3, the pulley mechanism 1 and the decorative cover mechanism 2 are connected and fastened to the sliding door 3 by a fastening member 9, the decorative cover mechanism 2 is provided with an adjusting hole 8 for the fastening member 9 to pass through, the decorative cover mechanism 2 is provided with a limiting portion 5, the limiting portion 5 is located at one end of the decorative cover mechanism 2 in a first direction, and the limiting portion 5 is used for abutting against the top surface or the bottom surface of the sliding door 3 to lock the decorative cover mechanism 2. Meanwhile, the adjustment hole 8 is a long hole arranged in the first direction, and the adjustment hole 8 allows the trim cover mechanism 2 to slide in the first direction with respect to the fastening member 9. In addition, one of the pulley mechanism 1 and the decorative cover mechanism 2 is provided with an inclined guide surface 13, and the other is arranged to be abutted against the guide surface 13, so that when the decorative cover mechanism 2 approaches the pulley mechanism 1, the decorative cover mechanism 2 can be guided to slide along the first direction, and the limiting part 5 is abutted against the sliding door. From this, this loose pulley assembly is through setting up the spigot surface 13 of slope for installation back stopper portion 5 can push up the top surface or the bottom surface of sliding door 3 tightly, offsets the machining tolerance clearance that reserves when sliding door 3 produces, guarantees the normal position installation of dress trim cover mechanism 2, does not incline.

In some exemplary embodiments, as shown in fig. 1 to 9, the pulley assembly is an upper pulley, i.e., is mounted on the top of the sliding door 3, wherein the limiting portion 5 can abut against the top surface (the first end surface 4) of the sliding door 3 to lock the trim cover mechanism 2 and fix the sliding door 3 and the trim cover mechanism 2 relatively, the first direction is a height direction of the sliding door 3, the second direction is a width direction of the sliding door 3, the third direction is a thickness direction of the sliding door 3, and the first direction, the second direction and the third direction are perpendicular to each other. The guide surface 13 is located on the pulley mechanism 1, and the trim cover mechanism 2 is correspondingly provided with an inclined matching surface 19, and the matching surface 19 is parallel to the guide surface 13 and is abutted against the guide surface 13.

As shown in fig. 3 to 5 and 9, the pulley mechanism 1 includes a pulley shim 21, a pulley main body 22, a pulley frame 23, a pulley 24, and a first bolt 25, wherein the pulley 24 is rotatably mounted on the pulley frame 23 by the first bolt 25, the pulley frame 23 is fixed on the pulley main body 22 by the bolt, and the pulley shim 21 is tightly attached to an end surface of the pulley main body 22 facing away from the pulley frame 23. The pulley mechanism 1 is provided with a first protrusion 10 protruding from an end surface facing the trim cover mechanism 2, and correspondingly, the sliding door 3 is provided with a through hole (not shown), and the first protrusion 10 is inserted into the through hole to fix the sliding door 3 and the pulley mechanism 1 to each other. The first protrusion 10 is surrounded by the pulley shim 21 and the pulley body 22, that is, the first protrusion 10 includes a central portion 37 and an outer peripheral portion 38, the central portion 37 is provided on the pulley body 22, the outer peripheral portion 38 is provided on the pulley shim 21, the central portion 37 penetrates the pulley shim 21, and the outer peripheral portion 38 is wound around the outer periphery of the central portion 37. The first protrusion 10 is centrally provided with a threaded hole 11 for cooperating with a fastening member 9, said fastening member 9 being a bolt, said threaded hole 11 extending in a third direction, said guide surface 13 being located on the first protrusion 10. Specifically, the first protrusion 10 is provided with a first groove 12 at an end close to the trim cover mechanism 2, the first groove 12 is defined by a central portion 37 and a groove on an outer peripheral portion 38, the first groove 12 is obliquely provided near a groove wall of the first end surface 4, and the groove wall is a guide surface 13. The number of the first grooves 12 is two, the two first grooves 12 are arranged at intervals along the second direction, and the screw hole 11 is located between the two first grooves 12. In addition, the number of the first grooves is not limited to two, for example, the number of the first grooves may also be one, three or more, and the number of the first grooves may be controlled according to requirements. Meanwhile, the pulley mechanism 1 is provided with a bent part 36, the bent part 36 is formed by the pulley gasket 21 and the turned edge on the pulley main body 22, and the bent part 36 can be abutted against the first end surface 4, so as to lock the pulley mechanism 1.

As shown in fig. 3 to 9, the decorative cover mechanism 2 includes a pressing block 6 and a decorative cover 7 that are detachably connected, wherein the limiting portion 5 and the adjusting hole 8 are both disposed on the pressing block 6, and the decorative cover 7 is disposed on a side of the pressing block 6 facing away from the pulley mechanism 1 to cover the pressing block 6. The pressure piece 6 also comprises a main body 14 and a gasket 15 which are detachably connected, wherein the main body 14 and the gasket 15 are stacked together, and the gasket 15 is provided with a second protruding bulge 18 on the end surface facing away from the main body 14. Specifically, the main body 14 and the gasket 15 are both plate-shaped, the main body 14 is provided with a positioning hole 27, the gasket 15 is provided with a protruding positioning column 20 on the end surface facing the main body 14, and the positioning column 20 and the positioning hole 27 can be correspondingly inserted to form the positioning of the main body 14 and the gasket 15. Meanwhile, the positioning column 20 is provided with an insertion hole 29 at one end facing the decoration cover 7, correspondingly, a protruding column 26 is provided on the decoration cover 7, and the column 26 is inserted into the insertion hole 29 to form the relative positioning of the main body 14 and the decoration cover 7. Thus, the main body 14, the spacer 15 and the trim cover 7 are relatively positioned by the cooperation of the positioning posts 20 and the positioning holes 27, and the posts 26 and the insertion holes 29. The decorative cover 7 may be snapped onto the body 14 and secured relative to the body 14 with an interference fit. The gasket 15 includes a gasket body and a first flange 17 at one end of the gasket body in the first direction, the first flange 17 is perpendicular to the gasket body, the main body 14 includes a main body plate and a second flange 16 at one end of the main body plate in the first direction, the second flange 16 is perpendicular to the main body plate, the second flange 16 is overlapped on the first flange 17, and the second flange 16 and the first flange 17 form the limiting portion 5. The spacer 15 is provided with a second passage 31 penetrating therethrough, the body 14 is provided with a first passage 30 penetrating therethrough, the second passage 31 and the first passage 30 constitute the adjustment hole 8, the second passage 31 and the first passage 30 are elongated holes having corresponding dimensions, and a frustoconical guide surface 32 having a larger opening on the side facing the decorative cover 7 is provided on the hole wall of the first passage 30 to guide the insertion of the fastening member 9 into the adjustment hole 8. The gasket 15 is provided with second protrusions 18 on the end surface facing away from the main body 14, the number and the positions of the second protrusions 18 correspond to those of the first grooves 12, that is, the two second protrusions 18 are respectively located on two sides of the adjusting hole 8, and the second protrusions are triangular and are obliquely arranged on the end surface close to the first end surface 4 to form a matching surface 19.

When the pulley assembly is assembled with the sliding door 3, the pulley mechanism 1 is positioned on the sliding door 3, namely the first bulge 10 is inserted into the through hole on the sliding door 3; assembling the main body 14 and the gasket 15 into a pressing block 6, aligning the pressing block 6 with the first protrusion 10, and inserting the second protrusion 18 into the through hole of the sliding door 3; then, the fastening piece 9 penetrates through the adjusting hole 8 and is driven into the screw hole 11, the pressing block 6 gradually gets closer to the pulley mechanism 1 along with the gradual driving of the fastening piece 9, the guide surface 13 abuts against the matching surface 19, so that the pressing block 6 can move downwards along the guide surface 13, the limiting part 5 gradually gets close to the first end surface 4 until the limiting part 5 is tightly pressed against the first end surface 4, and the pressing block 6 cannot move continuously and is locked on the sliding door 3; and finally, buckling the decorative cover 7 on the pressing block 6 to complete the assembly of the pulley assembly.

After the pulley assembly is assembled to the sliding door 3, the limiting part 5 is tightly abutted to the top surface of the sliding door 3, and the decorative cover mechanism 2 cannot rotate or move and is successfully locked on the sliding door 3. Meanwhile, as shown in fig. 7, the bending portion 36 of the pulley mechanism 1 abuts against the top surface of the sliding door 3, and the bending portion 36 is provided with a notch 28 at one end close to the limiting portion 5, and one end of the limiting portion 5 extends into the notch 28, so that the bending portion 36 and the limiting portion 5 are arranged on the narrow top surface of the sliding door 3 with smaller thickness. In addition, the notch 28 and the limiting portion 5 are inserted, and the inner wall of the notch 28 can limit the moving amount of the insertion portion of the limiting portion 5 in the second direction (the width direction of the sliding door 3), so as to further limit the decorative cover mechanism 2 and prevent the decorative cover mechanism from tilting.

In some exemplary embodiments, as shown in fig. 10 and 11, the pulley assembly is a lower pulley, that is, the pulley assembly is installed at the bottom of the sliding door 3, wherein the position-limiting portion 5 is at the bottom of the decorative cover mechanism 2 and abuts against the bottom surface of the sliding door 3, and locks the decorative cover mechanism 2, wherein the first protrusion 10 and the decorative cover mechanism 2 have the same structure as the upper pulley structure, except for the pulley mechanism 1. Specifically, the pulley mechanism 1 also includes a pulley shim 21, a pulley main body 22, a pulley frame 23, and a pulley 24, wherein the pulley 24 is rotatably mounted on the pulley frame 23 by a first bolt 25, and the pulley shim 21 is tightly attached to an end surface of the pulley main body 22 facing away from the pulley frame 23, and like the above pulley, the first protrusion 10 is defined by the pulley shim 21 and the pulley main body 22, and is also provided with a corresponding first groove and a corresponding guide surface. Therefore, after the pulley assembly is assembled on the sliding door 3, the limiting part 5 is tightly abutted to the bottom surface of the sliding door 3, and the decorative cover mechanism 2 cannot rotate or move and is successfully locked at the bottom of the sliding door 3. Different from the upper pulley, the pulley mechanism 1 further comprises a pulley cover 33, an adjusting column 34 and a spring 35, the pulley cover 33 is fixed on the pulley main body 22 to form a cavity, the adjusting column 34 and the spring 35 are arranged on the cavity, the adjusting column 34 can slide up and down in the cavity, and the pulley frame 23 is sleeved on the adjusting column 34, so that the pulley frame 23 can move up and down.

In some exemplary embodiments, the second protrusion 18 is not provided with an inclined mating surface 19, the second protrusion 18 is square or semicircular, and the end of the second protrusion 18 abuts against the guiding surface 13 of the first protrusion 10, and during the process of the pressing block 3 approaching the pulley mechanism 1, the pressing block 3 can still move in the first direction to make the limiting portion 5 approach the top surface or the bottom surface of the sliding door 3 until the pressing block 3 abuts against the sliding door 3 to lock the pressing block 3, which also ensures that the decoration cover mechanism is installed in a correct position.

In some exemplary embodiments, the inclined guide surface 13 is disposed on the second protrusion 18, the end surface of the second protrusion 18 close to the position-limiting portion 5 is the guide surface 13, and the shape of the guide surface can be similar to the matching surface in the above examples, and the first protrusion 10 is provided with a protrusion, the end of which is not provided with an inclined surface and directly abuts against the guide surface of the second protrusion 18. In the process that the pressing block 3 is close to the pulley mechanism 1, the pressing block 3 can still move along the first direction, so that the limiting part 5 is close to the top surface or the bottom surface of the sliding door 3 until the sliding door 3 is abutted, the pressing block 3 is locked, and the normal installation of the decorative cover mechanism can also be ensured.

In some exemplary embodiments, a shower enclosure includes a sliding door and further includes the above-described sheave assembly disposed on the sliding door.

By combining the above embodiment, the pulley assembly of the embodiment of the present disclosure is provided with the inclined guide surface, so that the installed limiting portion can tightly push against the top surface or the bottom surface of the sliding door, thereby offsetting the machining tolerance gap reserved during the production of the sliding door, and ensuring that the decorative cover mechanism is installed in a normal position without inclination.

In the description of the present invention, it should be noted that the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "side", "opposite", "four corners", "periphery", "mouth" structure ", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the structures referred to have specific orientations, are configured and operated in specific orientations, and thus, are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "directly connected," "indirectly connected," "fixedly connected," "mounted," and "assembled" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; the terms "mounted," "connected," and "fixedly connected" may be directly connected or indirectly connected through intervening media, or may be connected through two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (11)

1. A pulley assembly is arranged at the top or the bottom of a sliding door and comprises a pulley mechanism and a decorative cover mechanism which are respectively arranged at two sides of the sliding door, the pulley mechanism and the decorative cover mechanism are connected through a fastener, and the decorative cover mechanism is provided with an adjusting hole for the fastener to penetrate through;

the adjusting hole is a long hole arranged along the first direction and used for the decorative cover mechanism to slide along the first direction relative to the fastening piece;

one of the pulley mechanism and the decorative cover mechanism is provided with an inclined guide surface, and the other one of the pulley mechanism and the decorative cover mechanism is arranged to abut against the guide surface so as to guide the decorative cover mechanism to slide along the first direction when the decorative cover mechanism is close to the pulley mechanism, so that the limiting part abuts against the top surface or the bottom surface of the sliding door.

2. The pulley assembly according to claim 1, wherein the guide surface is provided on the pulley mechanism and the cosmetic cover mechanism is provided with an inclined mating surface that is parallel to and against the guide surface.

3. The pulley assembly according to claim 2, wherein the pulley mechanism is provided with a protruding first protrusion on an end surface facing the decorative cover mechanism, the first protrusion being provided with a threaded hole for engagement with the fastener, the guide surface being provided on the first protrusion;

the decorative cover mechanism is provided with a second protrusion on the end face facing the pulley mechanism, and the matching surface is arranged on the second protrusion.

4. The pulley assembly according to claim 3, wherein the first protrusion has a first groove at an end thereof adjacent to the decorative cover mechanism, and the first groove is inclined at a groove wall thereof adjacent to the stopper portion to form the guide surface;

the second protrusion is arranged on the periphery of the adjusting hole, one end of the second protrusion is inserted into the first groove, and the second protrusion is close to the end face of the limiting portion and is obliquely arranged to form the matching surface.

5. The sheave assembly of claim 4, wherein the first plurality of grooves have the guide surface disposed therein; the second protrusions are provided with a plurality of matching surfaces; the second bulges are correspondingly spliced with the first grooves one by one.

6. The pulley assembly according to claim 5, wherein there are two of the first recesses and the second projections, the two first recesses being disposed in a spaced arrangement along a second direction, the threaded hole being disposed between the two first recesses, the second direction being perpendicular to the first direction.

7. The pulley assembly according to any one of claims 3-6, wherein the decorative cover mechanism includes a press block and a decorative cover that are detachably connected, the position-limiting portion and the adjustment hole are both provided on the press block, and the decorative cover is provided on a side of the press block facing away from the pulley mechanism to cover the press block.

8. The pulley assembly according to claim 7, wherein the pressing block includes a main body and a shim that are detachably connected, the main body and the shim being stacked, the shim having the second protrusion on an end surface facing away from the main body;

the gasket is provided with a first flanging at one end in the first direction, the main body is provided with a second flanging, the second flanging is overlapped on the first flanging, and the first flanging and the second flanging form the limiting part.

9. The pulley assembly according to claim 8, wherein the main body is provided with a locating hole therethrough, the decorative cover is provided with a protruding post on an end surface facing the main body, and the gasket is provided with a protruding locating post on an end surface facing the main body; the stand with the reference column all inserts in the locating hole, just the stand with the reference column is pegged graft, in order to relative positioning dress trim cover, the main part with the gasket.

10. The pulley assembly according to any one of claims 1 to 6, wherein one end of the pulley mechanism in the first direction is provided with a bent portion for abutting against the top surface or the bottom surface of the sliding door, the bent portion corresponds to the position limiting portion and is provided with a notch, and one end of the position limiting portion extends into the notch.

11. A shower enclosure including a sliding door, further comprising a pulley assembly according to any one of claims 1 to 10, the pulley assembly being provided on the sliding door.

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