WO2023236788A1

WO2023236788A1 - Hanging frame lifting pulley

Info

Publication number: WO2023236788A1
Application number: PCT/CN2023/096513
Authority: WO
Inventors: 许姜德
Original assignee: 广东欧派克家居智能科技有限公司
Priority date: 2022-06-08
Filing date: 2023-05-26
Publication date: 2023-12-14
Also published as: CN217652564U

Abstract

A hanging frame lifting pulley, comprising a first hanging frame (1) and a second hanging frame (2). The first hanging frame (1) comprises a positioning groove (141), and the second hanging frame (2) comprises a positioning member; or the first hanging frame (1) comprises a positioning member, and the second hanging frame (2) comprises a positioning groove (141). The positioning member is slidably inserted into the positioning groove (141), and comprises a guide block (23) and a positioning pin (24), wherein the guide block (23) is used for guiding the positioning pin (24), such that the positioning pin (24) is inserted into the positioning groove (141). By means of the hanging frame lifting pulley, in an insertion process, a frictional force borne by the positioning pin and the positioning groove is small, such that a smooth movement therebetween is realized, thus the assembly efficiency is improved.

Description

A hanging pulley

Technical field

The present application relates to the technical field of hardware accessories, and in particular to a hanging pulley.

Background technique

The hanging wheel is an important part of the sliding door. It plays the role of buffering and closing. It hangs the door leaf and carries the weight of the door on the wheel. It cooperates with the hanging rail so that the door can be moved easily.

The Chinese patent with publication number CN216197384U discloses a hanging wheel that is easy to disassemble and assemble, including two hanging wheel support plates that are separated from each other. A push-pull plate is slidably provided between the two hanging wheel support plates. A horizontal guide groove is provided on the inside of each hanging wheel support plate. A guide block is slidably provided in the guide groove. The inner end of the guide block penetrates the guide groove and is fixedly connected to the push-pull plate.

However, it is inconvenient for the guide block and the guide groove to align with each other during the insertion process, and during the insertion process, the guide block experiences large friction in the guide groove and does not move smoothly, which seriously affects the assembly efficiency.

Application content

In order to overcome at least one drawback of the above-mentioned prior art, the present application provides a hanger pulley that is easy to assemble.

The technical solutions adopted by this application to solve its problems are:

A hanging pulley includes:

A first hanger, the first hanger includes a positioning slot;

a second hanger, the second hanger includes a positioning member; or,

The first hanger includes a positioning member, and the second hanger includes a positioning slot;

The positioning member is slidably inserted into the positioning groove. The positioning member includes a guide block and a positioning pin. The guide block is used to guide the positioning pin so that the positioning pin is inserted into the positioning groove. groove.

With this arrangement, when connecting the first hanger to the second hanger, first slide the guide block to the positioning groove, and the guide block plays a guiding role for the positioning pin, so that the positioning pin can be easily aligned with the positioning groove. for sliding insertion.

According to a preferred embodiment, the end surface of the guide block opposite to the positioning groove is configured as a guide surface, and the guide surface is an inclined surface or an arc surface.

With this arrangement, the guide block can be easily and quickly aligned with the positioning groove, thereby guiding the positioning pin.

According to a preferred embodiment, the contact surface between the positioning groove and the positioning pin is configured as an arc surface.

Through this arrangement, the arc-shaped contact surface causes the positioning groove and positioning pin to experience less friction during the insertion process, allowing them to move smoothly and improve assembly efficiency.

According to a preferred embodiment, the first hanger includes a first half-slot, and the first half-slot divides the positioning slot into two parts;

The second hanger includes a second half-slot, and the second half-slot divides the positioning pin into a first pin body and a second pin body;

The first half-slot and the second half-slot enclose a slot.

With this arrangement, both ends of the first half-slot and the second half-slot are respectively provided with positioning grooves or positioning pins, so that the connection structure of the first hanger and the second hanger after completion of the insertion is stable and not easy. fall off to improve assembly stability.

According to a preferred embodiment, the guide block is provided at an end of the first pin body away from the second receiving half groove, and the guide block is integrally formed with the first pin body.

With this arrangement, the guide block can guide the movement direction of the first pin body, so that the first pin body can be easily aligned with the positioning groove for sliding insertion.

According to a preferred embodiment, the second hanger further includes a positioning boss, the positioning boss is provided at an end of the second pin body away from the second accommodating half groove, the positioning boss is connected to The second pin body is integrally formed.

With this arrangement, when the first hanger and the second hanger are plugged together, the positioning boss abuts the positioning groove, thereby realizing the positioning of the first hanger and the second hanger.

According to a preferred embodiment, the first hanger further includes a hanging portion, and the hanging portion is provided with a through-assembly hole.

With this arrangement, the assembly hole on the hoisting part is connected to the connecting part, and the connecting part is connected to the door body, so that the first hanger and the door body move synchronously.

According to a preferred embodiment, the first accommodating half groove and the second accommodating half groove are symmetrically arranged;

When the first hanger and the second hanger are connected, the accommodation groove is communicated with the assembly hole.

According to a preferred embodiment, the accommodation groove is an optical groove or a threaded groove.

With this arrangement, the connecting portion is connected and matched with the assembly hole, and the accommodating groove is used to accommodate at least part of the connecting portion.

According to a preferred embodiment, the first hanger further includes a first reinforcing block, the first reinforcing block is distributed close to the first half-accommodating groove;

The second hanger includes a second reinforcing block, and the second reinforcing block is distributed close to the second accommodating half groove.

To sum up, the present application provides a hanger hanging pulley, which includes a first hanger and a second hanger. The first hanger includes a positioning groove, the second hanger includes a positioning piece, or the first hanger includes a positioning member. The second hanger includes a positioning slot, and the positioning piece includes a guide block and a positioning pin. When connecting the first hanger to the second hanger, first slide the guide block to the positioning slot, and the guide block is provided with a slope or arc. The guide surface plays a guiding role in the sliding movement of the positioning pin, so that the positioning pin can be easily aligned with the positioning groove for sliding insertion, and the contact surface between the positioning groove and the positioning pin is configured as an arc surface. , so that the friction between the positioning pin and the positioning groove during the plugging process is small, the movement is smooth, and the assembly efficiency is improved.

Description of drawings

Figure 1 is a schematic three-dimensional structural diagram of an embodiment of the present application;

Figure 2 is a front view of the embodiment of the present application;

Figure 3 is a cross-sectional view along the A-A direction in Figure 2;

Figure 4 is one of the decomposed structural schematic diagrams of the embodiment of the present application;

Figure 5 is the second schematic diagram of the exploded structure of the embodiment of the present application.

Among them, the reference symbols have the following meanings:

1-The first pylon, 11-the first body, 111-the first bearing group, 112-the first half-slot, 113-the first reinforcement block, 114-the first mounting hole, 12-the wheel axle, 13-the Wheel set, 14-external block, 141-positioning groove, 15-hanging part, 151-assembly hole;

2-Second hanger, 21-Second body, 211-Second bearing group, 212-Second half-accommodating slot, 213-Second reinforcement block, 214-Second mounting hole, 22-Second wheel set, 23-guide block, 24-positioning pin, 241-first pin body, 242-second pin body, 25-positioning boss.

Detailed ways

For better understanding and implementation, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.

In the description of this application, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", The orientations or positional relationships indicated by "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply the device or device referred to. Elements must have a specific orientation, be constructed and operate in a specific orientation and therefore are not to be construed as limitations on the application.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing specific embodiments only and is not intended to limit the application.

Referring to Figure 1, this application discloses a hanger hanging pulley, including a first hanger 1 and a second hanger. 2. The first hanger 1 includes a first body 11, a wheel axle 12, a first wheel set 13, an external block 14 and a hanging part 15. The first body 11 is provided with a first reinforcing block 113 and a first mounting hole 114. As shown in Figure 5, the first body 11 is also provided with a first bearing set 111. The first body 11 and the wheel axle 12 are connected through the first bearing set 111. The first wheel set 13 is passed through the first bearing set 111 and the first bearing set 111 is connected to the first bearing set 111. The number of the wheel set 13 and the first bearing set 111 is the same. In the embodiment of the present application, the first wheel set 13 includes two pulleys, and the first bearing set 111 includes two bearings. Of course, other numbers of pulleys and bearings can also be used. The same effect, such changes are within the protection scope of the embodiment of the present application; the two pulleys of the first wheel set 13 are arranged symmetrically with respect to the first reinforcing block 113, and the arrangement of the first reinforcing block 113 makes the structure of the first hanger 1 More stable, the first mounting hole 114 is used to install a bristle assembly (not shown in the figure). The bristle assembly is used to clean the dust in the chute where the hanging pulley in the embodiment of the present application is installed to ensure that the hanging pulley is Proper operation of the pulley.

Specifically, please refer to Figures 2 to 5 together. The second hanger 2 includes a second body 21, a second wheel set 22, a positioning member and a positioning boss 25. The second body 21 and the second wheel set 22 pass through the second body 21 and the second wheel set 22. The second bearing set 211 is positioned and connected to the axle 12, and the number of pulleys of the second wheel set 22 is consistent with the number of pulleys of the first wheel set 13 to ensure that the first pylon 1 and the second pylon hanging pulley in the embodiment of the present application The weight of the second hanger 2 is balanced and will not tilt to one side, while ensuring the synchronization of the movements of the first hanger 1 and the second hanger 2; the second body 21 is provided with a second reinforcing block 213 and a second installation hole. 214. The second reinforcing block 213 is provided between the two pulleys of the second wheel set 22 to make the structure of the second hanger 2 more stable. The second mounting hole 214 and the first mounting hole 114 are connected and used to install the bristle assembly. ; The positioning member includes a guide block 23 and a positioning pin 24. As shown in Figure 4, the second body 21 is provided with a second half-accommodating groove 212 on the other side close to the second reinforcing block 213. The second half-accommodating groove 212 will The positioning pin 24 is divided into a first pin body 241 and a second pin body 242. The guide block 23 is located at an end of the first pin body 241 away from the second half-accommodating groove 212. The positioning boss 25 is located at an end away from the second pin body 242. One end of the second half-accommodating groove 212, the end surface of the guide block 23 opposite to the positioning groove 141 is configured as a guide surface. In this embodiment, the guide surface of the guide block 23 is set as a three-dimensional arc surface, and the guide block 23 and the third The pin body 241 is integrally formed. It can be understood that the guide surface can also be set as a flat inclined surface, a flat arc surface or a three-dimensional inclined surface, etc. Other guide surfaces that are convenient for positioning and plugging, such changes fall within the protection scope of the present application; in the embodiment of the present application, the positioning pin 24 is set as a cylinder, the positioning boss 25 is also a cylinder, and the positioning boss 25 is a cylinder. The end face diameter is larger than the end face diameter of the positioning pin 24. As an optional implementation, the positioning pin 24 can also be set as an elliptical cylinder or other geometry with an arc-shaped surface to reduce frictional resistance during sliding.

Specifically, the external block 14 in the first hanger 1 is provided with a positioning groove 141. The shape and size of the positioning groove 141 matches the positioning pin 24. In this embodiment, the positioning groove 141 is set as a cylindrical groove. It can be understood that , the contact surface between the positioning groove 141 and the positioning pin 24 can be configured as any arcuate surface that is convenient for insertion and has low friction. Such changes fall within the protection scope of the present application. The positioning pin 24 is configured so that it can only move along the The positioning groove 141 slides away from the positioning groove 141 in the extending direction, so that the sliding connection and matching relationship between the positioning pin 24 and the positioning groove 141 is more stable. As shown in FIG. 5 , the other side of the first body 11 is close to the first reinforcing block 113 . There is a first half-slot 112 on the side. The first half-slot 112 divides the positioning groove 141 into two parts. The two parts of the positioning groove 141 are plug-fitted with the first pin body 241 and the second pin body 242 respectively. , when the first hanger 1 and the second hanger 2 complete the plug-in connection, the first accommodating half groove 112 and the second accommodating half groove 212 form an accommodating groove; the hanging part 15 of the first hanger 1 There is a through assembly hole 151 on the door. As shown in Figure 3, the assembly hole 151 is a threaded hole for threading connection with the connecting part (not shown in the figure). The connecting part is also connected with the door body. In this way, the first The hanger 1 moves synchronously with the door body, and the assembly hole 151 is provided through the accommodating slot. The accommodating slot is used to accommodate at least part of the connection part. The accommodating slot in the embodiment of the present application is a light slot, as an optional In this way, the accommodating groove can also be a threaded groove, so that the connection between the connecting part and the hanging pulley is more stable and the movement synchronization is better.

When connecting the first hanger 1 and the second hanger 2 in the embodiment of the present application, the staff first inserts the guide block 23 of the second hanger 2 into the positioning groove 141 of the first hanger 1. Since the guide block 23 The guide surface is a three-dimensional arc surface, so that the guide block 23 can be easily and quickly aligned and inserted into the positioning groove 141. The guide block 23 plays a guiding and positioning role for the positioning pin 24. The positioning pin 24 is inserted into the positioning groove 141 on the guide block 23. Then it is also slid into the positioning groove 141. Because the positioning groove 141 and the positioning pin 24 The contact surface is an arc surface. The arc-shaped contact surface causes the positioning groove 141 and the positioning pin 24 to receive less friction during the insertion process, moving smoothly and improving assembly efficiency. The cross-sectional shape of the positioning boss 25 is circular, and the positioning The cross-sectional diameter of the boss 25 is larger than the cross-sectional diameter of the positioning groove 141. When the positioning boss 25 of the second hanger 2 abuts the external block 14 of the first hanger 1, the first hanger 1 and the second hanger 2 After the insertion is completed, the first accommodating half-slot 112 and the second accommodating half-slot 212 form an accommodating slot, and the assembly hole 151 is connected with the accommodating slot to provide an installation environment for the subsequent installation of the connection part, which will not be discussed here. More details.

The technical means disclosed in the solution of this application are not limited to the technical means disclosed in the above embodiments, but also include technical solutions composed of any combination of the above technical features. It should be noted that those of ordinary skill in the art can make several improvements and modifications without departing from the principles of the present application, and these improvements and modifications are also regarded as the protection scope of the present application.

Claims

A hanging pulley is characterized in that it includes:

A first hanger (1), the first hanger (1) includes a positioning slot (141);

A second hanger (2), the second hanger (2) includes a positioning member; or,

The first hanger (1) includes a positioning member, and the second hanger (2) includes a positioning slot (141);

The positioning member is slidably inserted into the positioning groove (141). The positioning member includes a guide block (23) and a positioning pin (24). The guide block (23) is used to align the positioning pin (24). Guide so that the positioning pin (24) is inserted into the positioning groove (141).
A hanging pulley according to claim 1, characterized in that: the end surface of the guide block (23) opposite to the positioning groove is configured as a guide surface, and the guide surface is an inclined surface or an arc surface.
A hanging pulley according to claim 1 or 2, characterized in that the contact surface between the positioning groove (141) and the positioning pin (24) is configured as an arc surface.
A hanger hanging pulley according to claim 3, characterized in that: the first hanger (1) includes a first half-accommodating groove (112), and the first half-accommodating groove (112) The positioning groove (141) is divided into two parts;

The second hanger (2) includes a second half-slot (212). The second half-slot (212) divides the positioning pin (24) into a first pin body (241) and a third pin body (241). Two-pin body(242);

The first half-accommodation groove (112) and the second half-accommodation groove (212) form an accommodation groove.
A hanging pulley according to claim 4, characterized in that the guide block (23) is provided at an end of the first pin body (241) away from the second half-accommodating groove (212). , the guide block (23) and the first pin body (241) are integrally formed.
A hanger hanging pulley according to claim 5, characterized in that: the second hanger (2) further includes a positioning boss (25), and the positioning boss (25) is provided on the second One end of the pin body (242) is away from the second half-accommodating groove (212), and the positioning boss (25) is integrally formed with the second pin body (242).
A hanger hanging pulley according to claim 4, characterized in that: the first hanger (1) also includes a hanging part (15), and the hanging part (15) is provided with a through assembly hole(151).
A hanging pulley according to claim 7, characterized in that: the first half-accommodating groove (112) and the second half-accommodating groove (212) are arranged symmetrically;

When the first hanger (1) and the second hanger (2) are connected, the accommodation groove is communicated with the assembly hole (151).
A hanging pulley according to any one of claims 4 to 8, characterized in that the accommodation groove is configured as a light groove or a threaded groove.
A hanger hanging pulley according to claim 9, characterized in that: the first hanger (1) further includes a first reinforcing block (113), and the first reinforcing block (113) is close to the first One accommodates half tank (112) distribution;

The second hanger (2) includes a second reinforcing block (213), and the second reinforcing block (213) is distributed close to the second half-accommodating groove (212).