CN218375973U - Pulley assembly and shower room door - Google Patents

Abstract

The utility model relates to a shower room facility technical field, the utility model discloses a loose pulley assembly and shower room door, loose pulley assembly includes the main part, anticreep piece, the wheel carrier, elastic component and pulley, through the main part connected door body, the pulley is connected to the wheel carrier, anticreep piece can set up with deflecting, consequently when the assembly, anticreep piece can be by external force extrusion and deflect towards the main part direction, be convenient for pack into in the guide slot of guide rail, and the elastic component is by the pretension and provide elastic force and make anticreep piece keep pasting tight wheel carrier, therefore, after removing external force anticreep piece can be automatic kick-back under the effect of elastic component, thereby guarantee to support at the first direction and hold the guide rail, effectively avoid the pulley to break away from the guide rail, be of value to the security that improves the shower room door, and convenient installation, can improve the assembly efficiency of shower room door. A shower door including the pulley assembly also has the advantages described above.

Description

Pulley assembly and shower room door

Technical Field

The application relates to the technical field of shower room facilities, in particular to a pulley assembly and a shower room door.

Background

Shower room door includes slide rail, the door body and loose pulley assembly usually, and the door body passes through loose pulley assembly to connect in the guide rail to can move along the slide rail and open and shut in order to realize the slip of the door body, can effectively reduce occuping of space. But present shower room door is in the use, leads to the upper wheel to break away from the upper rail easily because upper rail warp or lower wheel derail scheduling problem to lead to the whole potential safety hazard that drops of a body, have. In the correlation technique, set up anti-disengaging structure on loose pulley assembly, can prevent effectively that the pulley from breaking away from the guide rail, nevertheless because anti-disengaging structure's structure is comparatively complicated, and guide rail and the installation space's of pulley comparatively compact usually, lead to this loose pulley assembly with anti-disengaging structure and the door body, the assembly between the guide rail is more complicated to influence assembly efficiency.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. For this reason, this application provides a loose pulley assembly, can effectively avoid the pulley to break away from the guide rail, is of value to the security that improves the shower door to simple to operate can improve the assembly efficiency of shower door.

The application also provides a shower room door with the pulley assembly.

The pulley assembly comprises a main body, an anti-falling part, a wheel frame, an elastic part and a pulley, wherein the main body is suitable for being connected with a door body; the anti-slip element has opposite first and second ends; the wheel carrier is connected with the main body, the wheel carrier is provided with a first connecting part and a limiting part, the first end of the anti-release part is connected with the first connecting part, and the limiting part is used for limiting the rotation of the anti-release part around the first connecting part; the elastic piece abuts against the first end of the anti-release piece, and the elastic piece is pre-tightened and can provide elastic force to enable the anti-release piece to abut against the wheel carrier; the pulley is connected with the wheel carrier; the pulley and the anti-falling part are suitable for being placed in the guide groove of the guide rail, the anti-falling part can overcome the elastic force through external force and deflect towards the direction of the main body when the pulley is placed in the guide groove, the anti-falling part is reset under the action of the elastic force after entering the guide groove, and the second end of the reset anti-falling part can abut against the inner wall of the guide rail along the first direction.

The pulley assembly of the embodiment of the first aspect of the present application has at least the following beneficial effects: through the main part connection door body, the pulley is connected to the wheel carrier, anticreep piece can set up with deflecting, consequently when the assembly, anticreep piece can be by external force extrusion and deflect towards the main part direction, be convenient for pack into in the guide slot of guide rail, and the elastic component is by the pretension and provide elastic force and make anticreep piece keep pasting the wheel carrier, consequently, remove automatic resilience of anticreep piece behind the external force can be under the effect of elastic component, thereby guarantee to support at the first direction and hold the guide rail, effectively avoid the pulley to break away from the guide rail, be of value to the security that improves the shower door, and simple to operate, can improve the assembly efficiency of shower door.

According to some embodiments of the application, first connecting portion are column structure, the anticreep piece corresponding to the position of first connecting portion is provided with the connecting hole, first connecting portion insert locate in the connecting hole.

According to some embodiments of the application, the connecting hole has a set length along the first direction, the first connecting portion along both sides of the first direction respectively with a set gap has between the hole walls of the connecting hole, one side hole wall of the length direction of the connecting hole has an inclined portion, from being close to one end of the wheel carrier to being far away from one end of the wheel carrier, the inclined portion inclines towards a direction of being far away from the other side hole wall.

According to some embodiments of the application, loose pulley assembly still includes the locating part, locating part detachably connect in deviating from of first connecting portion the one end of wheel carrier, the elastic component is compression spring, compression spring cover is located on the first connecting portion, and one end support hold in the first end of anticreep piece, the other end support hold in the locating part, compression spring compressed in anticreep piece with between the locating part.

According to some embodiments of the application, the anticreep piece deviates from one side of wheel carrier is provided with first mounting groove, first mounting groove around locating around the connecting hole, compression spring's one end set up in the first mounting groove.

According to some embodiments of the application, spacing portion includes two protruding structures, two protruding structure is located respectively the both sides of first connecting portion, work as the anticreep piece winds first connecting portion rotates, protruding structure can support hold in the anticreep piece is in order to restrict the rotation of anticreep piece.

According to some embodiments of this application, the wheel carrier includes relative first lateral wall and second lateral wall, first lateral wall with be connected with relative third lateral wall and fourth lateral wall between the second lateral wall, first lateral wall the second lateral wall the third lateral wall with the fourth lateral wall surrounds formation trompil, the first end of anticreep spare is located in the trompil, be provided with on the third lateral wall first connecting portion, first lateral wall with the second lateral wall is located respectively the both sides of first connecting portion form spacing portion is used for the restriction anticreep spare is around the rotation of first connecting portion.

According to some embodiments of the application, the wheel carrier corresponds to the trompil the first direction still is provided with the diapire, spacing hole has been seted up on the diapire, be provided with spacing arch on the terminal surface of the first end of anticreep spare, spacing arch is located in the spacing hole, just the terminal surface support hold in the diapire.

According to some embodiments of the application, the anticreep piece is provided with the second connecting portion corresponding to the position of first connecting portion, first connecting portion with one of second connecting portion is the boss, another be suitable for with the through-hole that the boss cooperation is connected, the boss is located in the through-hole.

According to some embodiments of the application, be provided with the second mounting groove on the fourth lateral wall, the anticreep piece orientation one side of second mounting groove is provided with first mounting groove, the elastic component is compression spring, compression spring's one end set up in the first mounting groove, the other end is arranged in the second mounting groove, compression spring compressed in the anticreep piece with between the fourth lateral wall, compression spring provides the elastic force and makes the anticreep piece paste tightly the third lateral wall.

According to the shower room door of this application second aspect embodiment, including the door body, guide rail and the loose pulley assembly of the above-mentioned first aspect embodiment, the guide rail is provided with the guide slot, the notch of guide slot is located one side of guide rail, the top of the door body connect in loose pulley assembly the main part, loose pulley assembly the pulley with the anticreep piece can pass through respectively the notch is arranged in the guide slot, during the entering the guide slot, the second end of anticreep piece can support and hold the border of notch and to the main part direction deflection gets into behind the guide slot, the elastic component can make the anticreep piece resets.

The shower room door of the embodiment of the second aspect of the application has at least the following beneficial effects: adopt the loose pulley assembly of above-mentioned first aspect embodiment, can realize the sliding connection of the door body and guide rail, and loose pulley assembly's anticreep piece can support in the guide slot and hold the guide rail, can effectively avoid the pulley to break away from the guide rail, and, during the installation, anticreep piece gets into the notch, can hold down the deflection at supporting at notch border, thereby be convenient for anticreep piece from this notch entering guide slot in, get into behind the guide slot, the elastic component kick-backs and makes anticreep piece automatic re-setting, guarantee the anticreep performance, and the installation is simple swift, help improving the assembly efficiency of shower door.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

Figure 1 is an exploded view of a sheave assembly according to a first embodiment of the present application;

FIG. 2 is a schematic structural diagram of the wheel carriage in the embodiment shown in FIG. 1;

FIG. 3 is a schematic structural view of the wheel frame connected with the anti-release member and the elastic member in the embodiment shown in FIG. 1;

fig. 4 is a schematic structural view of the anti-separation element in the first embodiment of the present application;

fig. 5 is a cross-sectional view illustrating a pulley assembly according to a first embodiment of the present application in a use state;

FIG. 6 is a schematic view of the anti-dropout member of the sheave assembly of FIG. 5 as deflected;

fig. 7 is a schematic view of the sheave assembly of the present application in a condition mounted to a guide rail;

fig. 8 is a schematic view of a sheave assembly and a guide rail of an embodiment of the present application after installation;

fig. 9 is a schematic view illustrating a state in which the anti-slip member abuts against the guide rail in the sheave assembly according to the embodiment of the present application;

fig. 10 is an exploded view of the sheave assembly of the second embodiment of the present application;

fig. 11 is a schematic structural view of a wheel frame in the pulley assembly according to the second embodiment of the present application;

fig. 12 is a schematic structural view of a slip prevention member in the sheave assembly according to the second embodiment of the present application;

FIG. 13 is a schematic view of another angle of the retaining member shown in FIG. 12;

fig. 14 is a cross-sectional view of the sheave assembly according to the second embodiment of the present application in an exploded state;

fig. 15 is a cross-sectional view illustrating a used state of the sheave assembly according to the second embodiment of the present application;

fig. 16 is a schematic view of the sheave assembly of fig. 15 with the retaining member deflected.

Reference numerals:

a body 100, a screw 101;

the wheel frame 200, the first connecting portion 201, the protruding structure 202, the limiting member 203, the threaded hole 204, the opening 205, the first sidewall 206, the second sidewall 207, the third sidewall 208, the fourth sidewall 209, the bottom wall 210, the limiting hole 211, the second mounting groove 212, the third connecting portion 213, and the fastening member 214;

a pulley 300;

the anti-falling device comprises an anti-falling piece 400, a first end 401, a second end 402, a connecting hole 403, an inclined part 404, a first mounting groove 405, a second connecting part 406, a limiting bulge 407 and an inclined surface 408;

an elastic member 500;

a guide rail 600, a guide groove 601, a notch 602;

a door body 700.

Detailed Description

The conception and the resulting technical effects of the present application will be clearly and completely described in conjunction with the embodiments below, so that the objects, features and effects of the present application can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive efforts based on the embodiments of the present application belong to the protection scope of the present application.

In the description of the embodiments of the present application, if an orientation description is referred to, for example, the orientations or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the orientations or positional relationships shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or apparatus must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the embodiments of the present application, if a feature is referred to as being "disposed", "fixed", "connected", or "mounted" to another feature, it can be directly disposed, fixed, or connected to the other feature or indirectly disposed, fixed, connected, or mounted to the other feature. In the description of the embodiments of the present application, if "a number" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "greater than", "lower" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.

Among the present shower room door, for preventing that the door body drops, set up anti-disengaging structure on loose pulley assembly usually, can prevent effectively that the pulley from breaking away from the guide rail, but the guide rail is comparatively compact with the installation space's of pulley usually, leads to anti-disengaging structure installation difficulty, and loose pulley assembly and the door body that has anti-disengaging structure, the assembly between the guide rail is more complicated to influence assembly efficiency, the on-the-spot installation of not being convenient for, when anti-disengaging structure is more complicated, the installation degree of difficulty is bigger. The embodiment of the application provides a loose pulley assembly and have this loose pulley assembly's shower room door, the last anticreep piece that can deflect and self return that is provided with of loose pulley assembly, can deflect along with assembly external force adaptability during the assembly, thereby avoid the assembly to interfere, can adapt to narrow and small compact assembly space, and can be in the assembly back that targets in place because of external force removes self return, thereby guarantee the anticreep performance, the assembly is simple and convenient, can effectively improve assembly efficiency, the on-the-spot rapid Assembly of being convenient for. Embodiments of the present application are described below with reference to the accompanying drawings:

the first embodiment is as follows:

fig. 1 is an exploded schematic view of a pulley assembly according to a first embodiment of the present application, fig. 2 is a schematic view of a structure of a wheel carrier according to the embodiment shown in fig. 1, and fig. 3 is a schematic view of a structure of a connection of the wheel carrier with an anti-drop member and an elastic member according to the embodiment shown in fig. 1, and referring to fig. 1 to 3, the embodiment of the present application provides a pulley assembly for slidably connecting a door body to a guide rail, the pulley assembly includes a main body 100, a wheel carrier 200 and a pulley 300, the main body 100 is suitable for connecting a door body, the wheel carrier 200 is connected to the main body 100, and the pulley 300 is connected to the wheel carrier 200 for connecting with the guide rail, so that the pulley assembly can slidably connect the door body to the guide rail to realize movement opening and closing of the door body.

The pulley assembly further comprises an anti-falling part 400 and an elastic part 500, the anti-falling part 400 is provided with a first end 401 and a second end 402 which are opposite to each other, the wheel frame 200 is provided with a first connecting part 201 and a limiting part, the first end 401 of the anti-falling part 400 is connected to the first connecting part 201, the elastic part 500 abuts against the first end 401 of the anti-falling part 400, and the elastic part 500 is pre-tightened and can provide elastic force along a third direction to enable the anti-falling part 400 to abut against the wheel frame 200. The stopper portion of the wheel frame 200 serves to restrict the rotation of the escape prevention member 400 about the first connection portion 201, thereby maintaining the stability of the escape prevention member 400.

The pulley 300 and the anti-slip member 400 are adapted to be placed inside a guide groove of the guide rail, the second end 402 of the anti-slip member 400 is adapted to abut against the guide rail in the first direction inside the guide groove, so as to prevent the pulley 300 from being separated from the guide rail due to jumping in the first direction, and the anti-slip member 400 is adapted to be deflected toward the main body 100 against an elastic force via an external force. From this, anticreep piece 400 can deflect the ground and set up, when the assembly, anticreep piece 400 can be by external force extrusion and deflect towards main part 100 direction, be convenient for pack into in the guide slot of guide rail, and elastic component 500 is by the pretension and provide elastic force and make anticreep piece 400 keep clinging wheel carrier 200, therefore, anticreep piece 400 resets by automatic resilience under the elastic force effect of elastic component 500 after removing external force, thereby guarantee can support at the first direction and hold the guide rail, effectively avoid pulley 300 to break away from the guide rail, be of value to the security that improves the shower door, and simple to operate, can improve the assembly efficiency of shower door.

It can be understood that, when the pulley assembly is in use, the first direction is a vertical direction, and the anti-slip piece 400 is placed into the guide groove of the guide rail along with the pulley 300 and then can abut against the inner wall of the guide rail in the vertical direction, so that if the door body moves, the anti-slip piece 400 abuts against the pulley 300 to prevent the pulley 300 from derailing, thereby improving safety performance.

Referring to fig. 1 to 3, the first connection portion 201 is a columnar structure, the anti-slip member 400 is provided with a connection hole 403 at a position corresponding to the first connection portion 201, and the first connection portion 201 is inserted into the connection hole 403, so that the anti-slip member 400 is connected to the first connection portion 201, and the anti-slip member 400 can be limited to move in a first direction, and thus can effectively abut against the guide rail in the first direction to prevent the pulley 300 from jumping and separating from the guide rail.

Spacing portion can include two protruding structures 202, and two protruding structures 202 are located the both sides of first connecting portion 201 respectively to, when anticreep piece 400 rotates around first connecting portion 201, the protruding structure 202 of both sides can support and hold in anticreep piece 400, thereby restriction anticreep piece 400 keeps the stability of anticreep piece 400 around the rotation of first connecting portion 201, thereby guarantees that anticreep piece 400 can effectively support and hold the guide rail and realize the anticreep function.

Fig. 4 is a schematic structural view of a disengagement preventing member according to a first embodiment of the present disclosure, fig. 5 is a schematic cross-sectional view of a use state of a pulley assembly according to the first embodiment of the present disclosure, and fig. 6 is a schematic view of the disengagement preventing member in the pulley assembly according to fig. 5 when the disengagement preventing member deflects, referring to fig. 4 to 6, a connecting hole 403 has a set length along a first direction, and two sides of a first connecting portion 201 along the first direction respectively have a set gap with a hole wall of the connecting hole 403, so as to provide a rotating space for the disengagement preventing member 400 to deflect relative to the wheel frame 200 in a third direction, and avoid interference between the connecting hole 403 and the first connecting portion 201. In some embodiments, the hole wall on one side of the length direction of the connecting hole 403 has an inclined portion 404, and the inclined portion 404 is inclined in a direction away from the hole wall on the other side from the end close to the wheel frame 200 to the end away from the wheel frame 200, which can be used to limit the deflection angle of the anti-slip element 400, i.e. the maximum deflection angle α of the anti-slip element 400 is equal to the inclination angle β of the inclined portion 404. Specifically, referring to fig. 6, when the anti-slip element 400 deflects towards the main body 100 by a set angle, the inclined portion 404 abuts against the outer wall of the first connecting portion 201 in the first direction, so as to limit the anti-slip element 400 to continue deflecting, thereby limiting the maximum deflection angle of the anti-slip element 400, realizing the controllability of the maximum deflection angle of the anti-slip element 400, and avoiding the risk that the anti-slip element 400 deflects too much to cause the damage of the elastic element 500 or the connection failure.

Referring to fig. 1, 3 and 5, in the pulley assembly of some embodiments, the pulley assembly further includes a limiting member 203, the limiting member 203 is detachably connected to an end of the first connecting portion 201 away from the wheel frame 200, the elastic member 500 is a compression spring, the compression spring is sleeved on the first connecting portion 201, one end of the compression spring abuts against the first end 401 of the anti-falling member 400, the other end of the compression spring abuts against the limiting member 203, and the compression spring is compressed between the anti-falling member 400 and the limiting member 203. The limiting member 203 may be a conventional spacer, and is connected to the end of the first connecting portion 201 through a fastening member 214, and correspondingly, the end of the first connecting portion 201 may be provided with a threaded hole 204 for detachable connection of the fastening member 214. Elastic component 500 under the pre-compaction state can keep providing elasticity, and this elastic force can make the anticreep piece 400 under the state of deflecting can kick-back, the assembly of being convenient for to this elastic force makes anticreep piece 400 can keep supporting and holds wheel carrier 200, helps keeping the positional stability of anticreep piece 400, avoids rocking, thereby guarantees can effectively support when beating along with pulley 300 and holds the guide rail, ensures the anticreep function.

Referring to fig. 3 to 6, one side of the anti-slip member 400 departing from the wheel carrier 200 is provided with a first mounting groove 405, the first mounting groove 405 is wound around the connecting hole 403, when the first connecting portion 201 passes through the connecting hole 403, the first mounting groove 405 is wound around the first connecting portion 201, therefore, one end of the compression spring is disposed in the first mounting groove 405, the groove wall of the first mounting groove 405 can be limited around the compression spring, so as to limit the swinging of the compression spring, and the first mounting groove 405 provides a certain mounting space for the compression spring in the compression direction, so as to save the occupied space of the pulley assembly, so that the pulley assembly is compact in structure and is suitable for a guide rail structure with a narrow mounting space.

Referring to fig. 3 to 6, a side of the retaining member 400 facing away from the main body 100 is provided with an inclined surface 408, and the inclined surface 408 may be formed by chamfering the retaining member 400. The setting of inclined plane 408 can reduce the volume of anticreep piece 400 to a certain extent to reduce and occupy the inside space of guide rail 600, interfere with guide rail 600 when effectively avoiding sliding, and the assembly of loose pulley assembly and guide rail 600 is more convenient for to anticreep piece 400 that the volume is littleer.

Fig. 7 to 9 show a plurality of states of the pulley assembly mounted on the guide rail according to the embodiment of the present invention, referring to fig. 7 to 9, the shower door generally includes a door body 700 and a guide rail 600, the door body 700 can be slidably mounted on the guide rail 600 through the pulley assembly, the guide rail 600 is provided with a guide groove 601, a notch 602 of the guide groove 601 is located at one side of the guide rail 600, wherein the shower door can be assembled by using the pulley assembly according to the embodiment of the present invention, the top of the door body 700 is connected to the main body 100 of the pulley assembly, the guide groove 601 is used for accommodating the pulley 300 and the anti-drop piece 400, and the pulley 300 and the anti-drop piece 400 of the pulley assembly can be placed in the guide groove 601 through the notch 602.

When the anti-slip device 400 is installed, referring to fig. 7, the anti-slip device 400 enters the notch 602 and can be abutted and deflected at the position B of the edge of the notch 602, so that the anti-slip device 400 can conveniently enter the guide groove 601 from the notch 602. Referring to fig. 8, after entering the guide groove 601, the anti-separation member 400 is separated from the supporting external force of the guide rail 600, and the elastic force of the elastic member 500 makes the anti-separation member 400 return automatically, so as to prevent the anti-separation member 400 from colliding with the guide rail 600 when the pulley 300 slides back and forth in the guide groove 601. Referring to fig. 9, when the pulley 300 moves back and forth and jumps to a certain height along the first direction, the anti-slip member 400 is abutted by the position a of the guide rail 600, so that the pulley 300 is prevented from being disengaged from the guide groove 601, the anti-slip of the pulley 300 is realized, and the use safety of the door body 700 is ensured. Therefore, the shower door of completion of installation passes through loose pulley assembly and guarantees the anticreep performance to the installation is simple swift, helps improving the assembly efficiency of shower door. The device is particularly suitable for field installation, and can effectively save installation time.

Example two:

the present application further provides another pulley assembly, which is different from the first embodiment in that the specific structure of the wheel frame 200 is different, correspondingly, the connection between the anti-separation element 400 and the wheel frame 200 is also different, and the specific connection manner among the wheel frame 200, the anti-separation element 400 and the elastic element 500 is also different, specifically as follows:

fig. 10 is an exploded view of a pulley assembly according to a second embodiment of the present application, fig. 11 is a structural view of a wheel frame in the pulley assembly according to the second embodiment of the present application, and referring to fig. 10 and fig. 11, the wheel frame 200 includes a first side wall 206 and a second side wall 207 that are opposite, and a third side wall 208 and a fourth side wall 209 that are opposite are connected between the first side wall 206 and the second side wall 207, the first side wall 206, the second side wall 207, the third side wall 208, and the fourth side wall 209 surround to form an opening 205, the anti-falling part 400 is located in the opening surrounded by the four side walls, the third side wall 208 is provided with a first connection portion 201, and the first side wall 206 and the second side wall 207 are located at two sides of the first connection portion to form a limiting portion for limiting rotation of the anti-falling part 400 around the first connection portion 201, and maintaining stability of the anti-falling part 400.

Fig. 12 is a schematic view of a disengagement preventing member in a pulley assembly according to a second embodiment of the present disclosure, fig. 13 is a schematic view of another angle of the disengagement preventing member shown in fig. 12, fig. 14 to 16 are schematic cross-sectional views of the pulley assembly in multiple states, and referring to fig. 12 and 14 to 16, the disengagement preventing member 400 may be provided with a second connecting portion 406 at a position corresponding to the first connecting portion 201, and one of the first connecting portion 201 and the second connecting portion 406 is a boss, and the other is a through hole adapted to be coupled with the boss, and the boss is located in the through hole. For example, the second connection portion 406 of the anti-slip element 400 is a boss and the first connection portion 201 of the anti-slip element 400 is a through hole, or the second connection portion 406 of the anti-slip element 400 is a through hole and the first connection portion 201 of the anti-slip element 208 is a boss. When the first connecting portion 201 of the third sidewall 208 is a through hole, the through hole can also facilitate the elastic member 500 to pass through and enter the opening 205 of the wheel frame 200 for installation.

The cooperation through boss and through-hole can avoid the anticreep piece 400 to rock, thereby guarantees that anticreep piece 400 can effectively support the guide rail in the first direction and prevents that pulley 300 from droing. When the anti-release member 400 is deflected by external force, the boss can be separated from the through hole, after the external force is removed, the anti-release member 400 returns under the action of the elastic member 500, the boss can smoothly return to the through hole, and the anti-release member 400 is tightly attached to the wheel carrier 200. Wherein, this boss can be circular boss, and this through-hole that corresponds is the round hole, and the diameter of boss is less than the internal diameter of round hole, can support the deflection of anticreep piece 400 from this.

Referring to fig. 12 to 16, the wheel frame 200 is further provided with a bottom wall 210 corresponding to the first direction of the opening 205, the bottom wall 210 is provided with a limiting hole 211, a limiting protrusion 407 is provided on an end surface of the first end 401 of the anti-falling member 400, the limiting protrusion 407 is located in the limiting hole 211, and the end surface abuts against the bottom wall 210, so as to provide support when the anti-falling member 400 deflects, and prevent the anti-falling member 400 from separating from the wheel frame 200. The limiting hole 211 also has a chip removal function, when the wheel carrier 200 is machined, chips are generated in the machining process, and the limiting hole 211 can facilitate the discharge of the machined chips.

Referring to fig. 10 and 13 to 16, a second mounting groove 212 is formed in the fourth side wall 209, a first mounting groove 405 is formed in one side of the anti-falling piece 400 facing the second mounting groove 212, the elastic piece 500 is a compression spring, one end of the compression spring is disposed in the first mounting groove 405, the other end of the compression spring is disposed in the second mounting groove 212, the first mounting groove 405 and the second mounting groove 212 limit the two ends of the compression spring, the compression spring is compressed between the anti-falling piece 400 and the fourth side wall 209, and the compression spring provides an elastic force to enable the anti-falling piece 400 to be attached to the third side wall 208, so that the second connecting portion 406 of the anti-falling piece 400 and the first connecting portion 201 of the third side wall 208 can be stably connected, and the connection stability of the anti-falling piece 400 is ensured.

The wheel frame 200 adopts the structure of the open hole 205, which can realize the stable installation of the anti-drop element 400, and the elastic element 500 does not need to be pre-tightened by a fastener and a gasket, thereby facilitating the connection, reducing the structural components and being beneficial to improving the assembly efficiency of the pulley assembly.

It should be noted that the rest of the structure of the pulley assembly in the second embodiment and the assembling manner of the pulley assembly with the door body and the guide rail are consistent with the above embodiments, so that the pulley can be effectively prevented from being separated from the guide rail, the installation process is simple and fast, and the assembly efficiency of the shower room door is improved.

Example three:

the embodiment of the present application further provides a shower room door, a part of the structure can refer to fig. 7 to fig. 9, the shower room door includes a door body 700, a guide rail 600 and a pulley assembly, the guide rail 600 is provided with a guide groove 601 for accommodating the pulley 300 and the anti-drop element 400, a notch 602 of the guide groove 601 is located on one side of the guide rail 600, the pulley assembly adopts the pulley assembly of the first aspect embodiment, the top of the door body 700 is connected to the main body 100 of the pulley assembly, the pulley 300 and the anti-drop element 400 of the pulley assembly can be placed in the guide groove 601 through the notch 602, the second end 402 of the anti-drop element 400 can abut against the edge of the notch 602 and deflect towards the main body 100, and after entering the guide groove 601, the elastic element 500 can enable the anti-drop element 400 to return. Adopt the loose pulley assembly of above-mentioned first aspect embodiment, can realize the sliding connection of door body 700 and guide rail 600 to loose pulley assembly's anticreep piece 400 can support in guide slot 601 and hold guide rail 600, can effectively avoid pulley 300 to break away from guide rail 600.

During installation, refer to fig. 7 and 8, anticreep piece 400 supports at the B department at notch 602 border and holds down and deflect, thereby can get into in the guide slot 601, anticreep piece 400 breaks away from behind the support external force of guide rail 600, the elasticity of elastic component 500 makes anticreep piece 400 automatic springback reset, refer to fig. 16, when pulley 300 is in the back and forth movement, when taking place the certain height and beating along the first direction, anticreep piece 400 can receive the A department conflict of guide rail 600, thereby restrict the range that pulley 300 prolongs the first direction and beat, avoid pulley 300 to break away from guide slot 601 from notch 602, realize pulley 300 anticreep, the safety in utilization of door body 700 has been guaranteed. Consequently, the shower door of this application embodiment passes through loose pulley assembly and guarantees the anticreep performance to the installation is simple swift, helps improving the assembly efficiency of shower door. The device is particularly suitable for field installation, and can effectively save installation time.

Can know by the aforesaid, pulley assembly and shower room door of this application embodiment can realize a body 700 and guide rail 600 sliding connection in the time, can also effectively prevent a body 700 and break away from guide rail 600 through anticreep piece 400 to improve the security. And, when the assembly, anticreep piece 400 can carry out the adaptability and deflect under the external force extrusion to in getting into the guide slot 601 of guide rail 600, after getting into in the guide slot 601, can be after external force removes self return, assembly process is simple and convenient, can effectively improve assembly efficiency.

The embodiments of the present application have been described in detail with reference to the drawings, but the present application is not limited to the embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present application. Furthermore, the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

Claims (11)

1. Pulley components, its characterized in that for with door body sliding connection in guide rail, pulley components includes:

the main body is suitable for being connected with the door body;

a release prevention member having opposing first and second ends;

the wheel carrier is connected with the main body and provided with a first connecting part and a limiting part, the first end of the anti-release part is connected with the first connecting part, and the limiting part is used for limiting the anti-release part to rotate around the first connecting part;

the elastic piece is abutted against the first end of the anti-release piece, and the elastic piece is pre-tightened and can provide elastic force to enable the anti-release piece to be tightly attached to the wheel carrier;

the pulley is connected to the wheel frame;

the pulley and the anti-falling part are suitable for being placed in the guide groove of the guide rail, the anti-falling part can overcome the elastic force through external force and deflect towards the direction of the main body when the pulley is placed in the guide groove, the anti-falling part is reset under the action of the elastic force after entering the guide groove, and the second end of the reset anti-falling part can abut against the inner wall of the guide rail along the first direction.

2. The pulley assembly according to claim 1, wherein the first connecting portion has a cylindrical structure, and the anti-slip member is provided with a connecting hole at a position corresponding to the first connecting portion, and the first connecting portion is inserted into the connecting hole.

3. The pulley assembly according to claim 2, wherein the connection hole has a predetermined length along the first direction, the first connection portion has a predetermined gap between the hole wall of the connection hole and each of both sides along the first direction, and the hole wall of one side of the connection hole along the length direction has an inclined portion inclined in a direction away from the hole wall of the other side from an end near the wheel carrier to an end away from the wheel carrier.

4. The pulley assembly according to claim 2, further comprising a limiting member, wherein the limiting member is detachably connected to an end of the first connecting portion away from the wheel carrier, the elastic member is a compression spring, the compression spring is sleeved on the first connecting portion, and has one end abutting against the first end of the anti-release member and the other end abutting against the limiting member, and the compression spring is compressed between the anti-release member and the limiting member.

5. The pulley assembly according to claim 4, wherein a first mounting groove is disposed on a side of the anti-release member facing away from the wheel carrier, the first mounting groove is disposed around the connecting hole, and one end of the compression spring is disposed in the first mounting groove.

6. The pulley assembly according to claim 1, wherein the position-limiting portion includes two protruding structures, the two protruding structures are respectively located at two sides of the first connecting portion, and when the anti-slip member rotates around the first connecting portion, the protruding structures can abut against the anti-slip member to limit the rotation of the anti-slip member.

7. The pulley assembly according to claim 1, wherein the wheel frame includes a first side wall and a second side wall opposite to each other, a third side wall and a fourth side wall opposite to each other are connected between the first side wall and the second side wall, the first side wall, the second side wall, the third side wall and the fourth side wall surround to form an opening, the first end of the anti-release member is located in the opening, the third side wall is provided with the first connection portion, and the first side wall and the second side wall are respectively located on two sides of the first connection portion to form the limiting portion, so as to limit the rotation of the anti-release member around the first connection portion.

8. The pulley assembly according to claim 7, wherein the wheel frame further has a bottom wall corresponding to the first direction of the opening, the bottom wall has a limiting hole, a limiting protrusion is disposed on an end surface of the first end of the anti-slip member, the limiting protrusion is located in the limiting hole, and the end surface abuts against the bottom wall.

9. The pulley assembly according to claim 7, wherein the anti-slip member is provided with a second connecting portion at a position corresponding to the first connecting portion, one of the first connecting portion and the second connecting portion is a boss, the other one is a through hole adapted to be fittingly connected with the boss, and the boss is located in the through hole.

10. The pulley assembly according to claim 7, wherein a second mounting groove is formed on the fourth side wall, a first mounting groove is formed on a side of the anti-slip member facing the second mounting groove, the elastic member is a compression spring, one end of the compression spring is disposed in the first mounting groove, the other end of the compression spring is disposed in the second mounting groove, the compression spring is compressed between the anti-slip member and the fourth side wall, and the compression spring provides an elastic force to make the anti-slip member abut against the third side wall.

11. Shower room door, characterized in that, including the door body, guide rail and according to the loose pulley assembly of any one of claims 1 to 10, the guide rail is provided with the guide slot, the notch of guide slot is located one side of guide rail, the top of the door body connect in loose pulley assembly's the main part, loose pulley assembly's the pulley with the anticreep piece can pass through respectively the notch is arranged in the guide slot, when getting into the guide slot, the second end of anticreep piece can support and hold the border of notch and to the main part direction deflection, get into behind the guide slot, the elastic component can make the anticreep piece resets.

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