CN218991278U

CN218991278U - Lifting push-pull pulley device

Info

Publication number: CN218991278U
Application number: CN202223336931.8U
Authority: CN
Inventors: 李荣基; 王飞; 刘祥
Original assignee: Shenzhen Paledio Intelligent Building System Co ltd
Current assignee: Shenzhen Paledio Intelligent Building System Co ltd
Priority date: 2022-12-10
Filing date: 2022-12-10
Publication date: 2023-05-09
Anticipated expiration: 2032-12-10

Abstract

The utility model provides a lifting push-pull pulley device, which belongs to the technical field of doors and windows, and comprises: the fixing support is provided with a chute; a pulley assembly provided with a slider mated with the chute, the slider being mounted within the chute and for sliding within the chute; the first end of the transmission assembly is connected with the pulley assembly; the conversion piece, the conversion piece with fixed bolster sliding connection, drive assembly's second end with the conversion piece is connected, and the conversion piece can make the direction of connection of outside transmission strip change for the sliding tray that the door leaf side set up can change the door leaf front, and the door leaf side need not adorn the sliding tray, and the door leaf side can install detachable section bar, during actual installation maintenance, can install and maintain the positive transmission system of door leaf through opening the detachable section bar of door leaf side.

Description

Lifting push-pull pulley device

Technical Field

The utility model relates to the technical field of doors and windows, in particular to a lifting push-pull pulley device.

Background

The lifting sliding door is one of the sliding doors, the lifting sliding door utilizes the principle of leverage, and drives the transmission bar and the shifting fork lock rod to move through the rotating handle so as to control the lifting sliding pulley device arranged at the bottom of the door leaf, so that the pulley is driven to lift and descend, locking and unlocking of the door leaf are realized, the lifting sliding pulley device generally consists of a transmission component, a fixing component and a pulley component, the fixing component is generally fixed on the door leaf, the pulley component is in sliding connection with the fixing component through a chute, the transmission component is used for driving the pulley component to slide, and the distance between the fixing component and the pulley component in the vertical direction is changed when the fixing component and the pulley component relatively slide through the action of the chute, so that lifting and descending of the pulley component are realized.

In the existing transmission system for lifting the sliding door, a sliding groove is generally arranged in the side face of the door leaf, then a transmission bar is limited and slides in the sliding groove, and the transmission bar is generally directly connected with the front face of the transmission assembly, so that the transmission assembly is driven to move when the transmission bar slides.

Disclosure of Invention

In view of the foregoing, embodiments of the present utility model provide a lifting push-pull pulley device including: the fixing support is provided with a chute; a pulley assembly provided with a slider mated with the chute, the slider being mounted within the chute and for sliding within the chute; the first end of the transmission assembly is connected with the pulley assembly; the conversion piece is connected with the fixed support in a sliding way, and the second end of the transmission assembly is connected with the conversion piece.

In one embodiment, the fixing bracket comprises a first bracket part and a second bracket part, which are respectively used for being connected to two sides of the door leaf corner.

In one embodiment, the first bracket portion is rotatably connected with the second bracket portion.

In one embodiment, the conversion piece and the first bracket part are provided with a sliding rail and a sliding block which are matched with each other, the conversion piece and the first bracket part are in sliding connection through the sliding rail and the sliding block, and the conversion piece is rotatably connected with the second end of the transmission assembly.

In one embodiment, the pulley assembly includes a pulley fixed bracket and a pulley, both the slider and the pulley being mounted on the pulley fixed bracket.

In one embodiment, the first end of the pulley fixing support is connected with the transmission assembly, and the second end of the pulley fixing support is connected with an expansion connecting piece, wherein the expansion connecting piece is provided with a connecting notch.

In one embodiment, the pulley fixing bracket is provided with a guide groove, the fixing bracket is provided with a guide piece matched with the guide groove, and the guide piece is installed in the guide groove and used for sliding in the guide groove.

In one embodiment, the pulley fixing bracket comprises a first bracket piece and a second bracket piece, the first bracket piece and the second bracket piece are connected through rivets, and the pulley and the sliding piece are arranged between the first bracket piece and the second bracket piece.

In one embodiment, the transmission assembly comprises a first connecting piece, an adapter and a second connecting piece, wherein the first connecting piece, the adapter and the second connecting piece are all rotatably connected with each other, the first connecting piece is connected with the adapter, and the second connecting piece is connected with the pulley assembly.

In one embodiment, the switch is provided with a connection hole for connecting a fork lock lever.

The above-mentioned one or more technical solutions in the embodiments of the present application at least have one or more of the following technical effects:

the lifting push-pull pulley device comprises a fixed support, a pulley assembly, a transmission assembly and a conversion piece, wherein the transmission assembly is connected to the conversion piece in actual use, then the conversion piece is in sliding connection with the fixed support, the transmission assembly can be driven to move when the conversion piece slides on the fixed support, a transmission strip in a door leaf transmission system can be connected to the side face of the conversion piece, namely, the transmission strip is positioned on the side face of the transmission assembly, so that a sliding groove arranged on the side face of a door leaf can be changed to the front face of the door leaf, the side face of the door leaf does not need to be provided with the sliding groove, the side face of the door leaf can be provided with a detachable section bar, and the transmission system on the front face of the door leaf can be installed and maintained by opening the detachable section bar on the side face of the door leaf in actual installation and maintenance.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic front view of the overall structure of an embodiment of the present utility model;

FIG. 3 is a schematic perspective view of the whole structure in an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a transmission assembly of an overall structure in an embodiment of the utility model;

fig. 5 is a schematic view of the assembly of a monolithic structural profile in an embodiment of the present utility model.

Reference numerals illustrate: 100. a fixed bracket; 110. a chute; 120. a first bracket portion; 121. a slide block; 130. a second bracket portion; 140. a guide member; 200. a pulley assembly; 210. a slider; 220. a pulley fixing bracket; 221. a first bracket member; 222. a second bracket member; 223. a rivet; 230. a pulley; 240. expanding the connecting piece; 241. a connecting notch; 242. a through hole; 250. a guide groove; 300. a transmission assembly; 310. a first connecting piece; 320. an adapter; 330. a second connecting piece; 400. a conversion member; 410. a connection hole; 420. a slide rail; 500. a fork lock lever; 510. a connecting column; 600. door leaf section bar; 610. a sliding groove; 700. a transmission bar.

Detailed Description

The technical scheme provided by the utility model has the following overall thought:

referring to fig. 1 to 5, the lifting push-pull pulley device includes a fixed bracket 100, and a chute 110 is disposed on the fixed bracket 100; a pulley assembly 200, the pulley assembly 200 being provided with a slider 210 mated with the chute 110, the slider 210 being mounted in the chute 110 and adapted to slide within the chute 110; the transmission assembly 300, the first end of the transmission assembly 300 is connected with the pulley assembly 200; the conversion piece 400, conversion piece 400 and fixed bolster 100 sliding connection, the second end and the conversion piece 400 of drive assembly 300 are connected, during the in-service use, be connected to conversion piece 400 through drive assembly 300, then conversion piece 400 and fixed bolster 100 sliding connection, when conversion piece 400 slides on fixed bolster 100, can drive assembly 300 motion, the side that drive strip in the door leaf transmission system can be connected to conversion piece 400 at this moment, the drive strip is located drive assembly 300's side promptly, thereby the sliding tray that makes the door leaf side set up can change to the door leaf front, the door leaf side need not adorn the sliding tray, the door leaf side can install detachable section bar, during the in-service installation maintenance, can install and maintain the positive drive system of door leaf through opening the detachable section bar of door leaf side.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 3, the fixing bracket 100 includes a first bracket portion 120 and a second bracket portion 130, where the first bracket portion 120 and the second bracket portion 130 are respectively used for being connected to two sides of a door leaf corner, wherein the door leaf corner may be a left lower corner or a right lower corner of a door leaf, it is understood that the door leaf has a front side and a back side, a top bottom side, and left and right side surfaces, wherein the front side may be a side on which a handle is installed, two sides of the door leaf corner are specifically a bottom surface of the door leaf and any one of the left and right side surfaces of the door leaf, the first bracket portion 120 may be installed on any one of the left and right side surfaces of the door leaf, and the second bracket portion 130 may be installed on the bottom surface of the door leaf.

In one embodiment, the first bracket portion 120 is rotatably connected with the second bracket portion 130, specifically, the first bracket portion 120 may be hinged with the second bracket portion 130, and the first bracket portion 120 and the second bracket portion 130 may be rotatably connected, so as to match different installation angles, and have higher adaptability.

Referring to fig. 1 and 3, the conversion member 400 and the first support portion 120 are provided with a sliding rail 420 and a sliding block 121 that are matched with each other, for example, the sliding rail 420 may be disposed in the conversion member 400, the sliding block 121 may be disposed on the first support portion 120, the conversion member 400 is slidably connected to the first support portion 120 through the sliding rail 420 and the sliding block 121, the conversion member 400 is rotatably connected to the second end of the transmission assembly 300, and the sliding rail 420 and the sliding block 121 are disposed, so that the conversion member 400 and the first support portion 120 can only relatively move along the guiding of the sliding rail 420, for example, the sliding rail 420 is a linear sliding rail, the sliding block 121 can only linearly reciprocate in the sliding rail 420, so that the conversion member 400 and the first support portion 120 can only relatively reciprocate linearly, the conversion member 400 is rotatably connected to the second end of the transmission assembly 300, and the transmission assembly 300 also moves along a certain track and direction along the conversion member 400, thereby preventing the transmission assembly 300 from moving in an incorrect movement direction or track.

Referring to fig. 3, the pulley assembly 200 includes a pulley fixing bracket 220 and a pulley 230, and both the slider 210 and the pulley 230 are mounted on the pulley fixing bracket 220, and the pulley fixing bracket 220 serves to fix the pulley 230 and the slider 210.

Specifically, referring to fig. 1, the pulley fixing bracket 220 includes a first bracket member 221 and a second bracket member 222, the first bracket member 221 and the second bracket member 222 are connected by a rivet 223, the pulley 230 and the sliding member 210 are disposed between the first bracket member 221 and the second bracket member 222, the first bracket member 221 and the second bracket member 222 are disposed at two sides of the chute 110, the sliding member 210 passes through the chute 110 and connects the first bracket member 221 and the second bracket member 222, the number of the pulleys 230 may be plural, for example, two pulleys 230 may be plural, and the sliding member 210 may be disposed between the two pulleys 230.

Referring to fig. 1, a first end of a pulley fixing support 220 is connected with a transmission assembly 300, a second end of the pulley fixing support 220 is connected with an expansion connecting piece 240, wherein the expansion connecting piece 240 is provided with a connecting slot 241, the first end of the pulley fixing support 220 is connected with the transmission assembly 300, the transmission assembly 300 can drive the pulley fixing support 220 to move, the connecting slot 241 can be a groove body arranged in the expansion connecting piece 240, an external connecting piece can be connected with the expansion connecting piece 240 in a manner of being inserted into the connecting slot 241, and the external connecting piece can be connected with the expansion connecting piece 240 after passing through a through hole 242 arranged on the expansion connecting piece 240 and communicated with the connecting slot 241 through a rivet, so that the two connecting pieces are connected.

Referring to fig. 1 and 3, the pulley fixing bracket 220 is provided with a guide groove 250, the fixing bracket 100 is provided with a guide member 140 matched with the guide groove 250, and the guide member 140 is installed in the guide groove 250 and is used for sliding in the guide groove 250, and in particular, the guide groove 250 is used for guiding the guide member 140 so that the guide member 140 moves along a track defined by the guide groove 250.

It will be appreciated that the chute 110 is disposed at the bottom of the second bracket part 130, and the chute 110 is inclined in the vertical direction, since the second bracket part 130 is fixed to the door leaf, the height of the second bracket part 130 is fixed, when the pulley assembly 200 is moved by the driving assembly 300, the sliding member 210 moves within the chute 110, and thus the sliding member 210 is changed in height, so that the pulley assembly 200 is moved in height with the reciprocating movement of the sliding member 210, wherein the movement track of the guide member 140 defined along the guide groove 250 should be identical to the movement track of the sliding member 210 within the chute 110.

Referring to fig. 1, the transmission assembly 300 includes a first connecting piece 310, an adapter 320, and a second connecting piece 330, wherein the first connecting piece 310, the adapter 320, and the second connecting piece 330 are all rotatably connected with each other, the first connecting piece 310 is connected with the adapter 400, the second connecting piece 330 is connected with the pulley assembly 200, and specifically, when the adapter 400 drives the first connecting piece 310 to move upwards, the pulley assembly 200 can be driven to move through the transmission of the adapter 320 and the rotation transmission of the second connecting piece 330.

Referring to fig. 1 and 4, the conversion member 400 is provided with a coupling hole 410, the coupling hole 410 is used for coupling a shift rod 500, wherein the shift rod 500 is an integral part of a driving bar 700 in a door and window driving system, and the shift rod 500 is generally provided with a protruding coupling post 510, and the driving bar can be coupled to the side of the conversion member 400 by passing the coupling post 510 through the coupling hole 410, however, any coupling means in the prior art, such as welding, screwing, and fastening, etc., without limitation, can be freely used for coupling the driving bar to the side of the conversion member 400.

Referring to fig. 1, the first connecting piece 310 is connected to the conversion piece 400, and then the conversion piece 400 is slidably connected with the first bracket portion 120 through the sliding rail 420 and the sliding block 121, and when the conversion piece 400 slides on the first bracket portion 120, the first connecting piece 310 can be driven to move, so as to drive the pulley assembly 200 to move;

as shown in fig. 4 and fig. 5, a transmission bar in the door leaf transmission system may be connected to a side surface of the conversion member 400 through a shift fork lock bar 500, specifically, the shift fork lock bar 500 is generally provided with a protruding connection post 510, the connection post 510 passes through a transverse connection hole 410 of the conversion member 400, and can connect the shift fork lock bar 500 to a side surface of the conversion member 400, where a side surface of the transmission member 300 refers to a side surface facing the front or the back of the door leaf when the transmission member 300 is actually installed, a front surface of the transmission member 300 refers to a side surface facing the side surface of the door leaf, during actual installation, the conversion member 400 implements a reversing function, a manner of connecting the transmission bar 700 with the front surface of the transmission member 300 is changed into a manner of being connected with the side surface of the transmission member 300, specifically, referring to fig. 5, the shift fork lock bar 500 is arranged in a sliding groove 610 on the front surface of the door leaf profile 600, the side surface of the door leaf profile 600 does not need to be provided with a sliding groove, so that the sliding groove arranged on the side surface of the door leaf can be changed to the front surface of the door leaf, the side surface does not need to be provided with a sliding groove, and the detachable profile can be installed on the side of the door leaf side.

While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.

It will be apparent to those skilled in the art that various modifications and variations can be made to the embodiments of the present utility model without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present utility model fall within the scope of the claims and the equivalents thereof, the present utility model is also intended to include such modifications and variations.

Claims

1. A lifting push-pull pulley device, comprising:

the fixing support is provided with a chute;

a pulley assembly provided with a slider mated with the chute, the slider being mounted within the chute and for sliding within the chute;

the first end of the transmission assembly is connected with the pulley assembly;

the conversion piece is connected with the fixed support in a sliding way, and the second end of the transmission assembly is connected with the conversion piece.

2. A lifting push-pull pulley device according to claim 1, wherein the fixed bracket comprises a first bracket part and a second bracket part, which are respectively intended to be connected to both sides of the door leaf corner.

3. A lifting push-pull pulley device according to claim 2, wherein the first bracket portion is rotatably connected to the second bracket portion.

4. A lifting push-pull pulley device according to claim 2, wherein the conversion member and the first frame part are provided with mutually matching slide rails and sliders, the conversion member and the first frame part are slidably connected through the slide rails and sliders, and the conversion member is rotatably connected with the second end of the transmission assembly.

5. A lifting push-pull pulley device according to claim 1, wherein the pulley assembly comprises a pulley fixed bracket and a pulley, the slider and the pulley being both mounted on the pulley fixed bracket.

6. The lifting push-pull pulley device according to claim 5, wherein a first end of the pulley fixing support is connected with the transmission assembly, and a second end of the pulley fixing support is connected with an expansion connecting piece, wherein the expansion connecting piece is provided with a connecting notch.

7. A lifting push-pull pulley device according to claim 5, wherein the pulley fixing bracket is provided with a guide groove, the fixing bracket is provided with a guide member matched with the guide groove, and the guide member is arranged in the guide groove and used for sliding in the guide groove.

8. The lifting push-pull pulley device according to claim 5, wherein the pulley fixing bracket comprises a first bracket member and a second bracket member, the first bracket member and the second bracket member being connected by rivets, the pulley and the sliding member being disposed between the first bracket member and the second bracket member.

9. A lifting push-pull pulley device according to any one of claims 1-8, wherein the transmission assembly comprises a first coupling piece, an adapter and a second coupling piece, wherein the first coupling piece, the adapter and the second coupling piece are each rotatably coupled to each other, wherein the first coupling piece is coupled to the adapter and wherein the second coupling piece is coupled to the pulley assembly.

10. A lifting push-pull pulley device according to any one of claims 1-8, wherein the conversion member is provided with a connection hole for connecting a fork lock lever.