CN212271887U

CN212271887U - Doorsill structure under sliding door with pulleys

Info

Publication number: CN212271887U
Application number: CN202020490343.1U
Authority: CN
Inventors: 倪海琼; 刘朋; 李巍
Original assignee: Hebei Orient Sundar Windows Co Ltd
Current assignee: Hebei Orient Sundar Windows Co Ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-01-01
Anticipated expiration: 2030-04-07

Abstract

The utility model relates to a threshold structure under sliding door with pulley, including supporting spill aluminium, the assembly pulley, and upper cover aluminium, a plurality of assembly pulleys are fixed in through its self pivot and support in the spill aluminium, all assembly pulleys are fixed highly the same, the upper end that supports spill aluminium covers there is upper cover aluminium, upper cover aluminium opens there is the export of multiunit pulley, the pulley part of assembly pulley is higher than the up end of upper cover aluminium, upper cover aluminium is cut apart into two sections from the middle part of overall length, every section lid aluminium opens the pulley export that has quantity more than or equal to 3 groups, every group pulley export cooperation has a set of assembly pulley. The utility model discloses need not to dismantle the push-and-pull fan from the door frame in can realizing the dismantlement and the installation of assembly pulley.

Description

Doorsill structure under sliding door with pulleys

Technical Field

The utility model belongs to the door and window field relates to a lower threshold of aluminum alloy push-and-pull door, especially relates to a threshold structure under push-and-pull door with pulley.

Background

A sliding door is a door that is opened and closed by horizontal pushing and pulling, and a pulley is often fixed below a sliding sash, and a sliding rail is provided on a door frame below the sliding sash. The pulley of the sliding sash is matched with the sliding rail of the door frame, and the pulley slides on the sliding rail to realize the sliding opening and closing of the sliding sash. However, sliding doors are often very large and wide, and after the sliding locking hardware, the sliding pulleys and the glass are installed in the door leaf section, the weight of the sliding doors is often very heavy. It is often difficult for the average person to carry it. The lower pulley of the sliding sash is easy to damage after being used for a long time, and is difficult to replace when the lower pulley is damaged. The sliding rail section bar is opposite to the pulley, and the sliding rail section bar is not easy to damage. This often can bring a lot of inconveniences to people, can only look for a plurality of maintenance personal to go to the maintenance door and can change the lower pulley safely.

Disclosure of Invention

Purpose of the utility model

The utility model discloses a solve the difficult problem of push-and-pull fan lower pulley change of current aluminum alloy push-and-pull door, provide one kind and set up the pulley in the push-and-pull door threshold structure under the threshold.

Technical scheme

The utility model provides a threshold structure under sliding door with pulley, including supporting spill aluminium, assembly pulley, and upper cover aluminium, a plurality of assembly pulleys are fixed in supporting the spill aluminium through its self pivot, the height that all assembly pulleys are fixed is the same, the upper end that supports spill aluminium covers there is upper cover aluminium, upper cover aluminium opens has the export of multiunit pulley, the pulley part of assembly pulley is higher than the up end of upper cover aluminium, upper cover aluminium is cut apart into two sections from the middle part of total length, every section cover aluminium opens the export of the pulley that has a quantity more than or equal to 3 groups, the export cooperation of every group pulley has a set of assembly pulley.

The two side walls of the supporting concave aluminum are provided with a plurality of groups of opposite holes, the heights of all the holes are consistent, and a rotating shaft of the pulley block penetrates through the holes of the supporting concave aluminum and is fixed between the two side walls of the supporting concave aluminum.

The assembly pulley is including pivot, pulley, axle sleeve, packing ring, nut and snap ring, and the cover has two pulleys in the pivot, is equipped with the axle sleeve between two pulleys, is equipped with a packing ring between two pulleys and the both sides wall that supports spill aluminium respectively, and a tip of pivot passes a lateral wall that supports spill aluminium to threaded connection has the nut, and another tip of pivot passes another lateral wall that supports spill aluminium and the joint has the snap ring.

The pulley is a bearing pulley.

The upper cover aluminum is connected with the supporting concave aluminum in a clamping manner.

The lower end face of the support concave aluminum is of a uniformly distributed strip-shaped tooth structure.

Advantages and effects

The utility model discloses a pulley sets up under in the threshold structure, can realize that the slide rail slides on the pulley through the fixed slide rail of lower extreme at the push-and-pull fan. When the pulley is damaged, the disassembly and the assembly of the pulley block can be realized only by opening the upper cover aluminum on one side and drawing out and inserting the rotating shaft of the pulley from one side, and the push-pull sash is not required to be disassembled from the door frame.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the spindle;

FIG. 3 is a schematic structural view of the pulley block inside the supporting concave aluminum;

FIG. 4 is a schematic view of the present invention installed on the underside of a door frame of the rubber strip sealing type;

FIG. 5 is a schematic view of the structure of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the sliding door when the sliding door of the present invention is installed at the lower side of the sliding door;

fig. 7 is a schematic view of the structure at a in fig. 6.

Description of reference numerals:

1. the aluminum-aluminum composite material comprises supporting concave aluminum, 2 parts of pulley blocks, 2 parts to 1 part of rotating shaft, 2 parts to 2 parts of pulleys, 2 parts to 3 parts of shaft sleeves, 2 parts to 4 parts of gaskets, 2 parts to 5 parts of nuts, 2 parts to 6 parts of snap rings, 3 parts of upper cover aluminum, 3 parts to 1 parts of pulley outlets, 4 parts of push-pull fan profiles, 5 parts of slide rails, 6 parts of lower cushion aluminum, 7 parts of outer side aluminum and 8 parts of inner side aluminum.

Detailed Description

The invention will be further explained with reference to the drawings:

as shown in fig. 1, 2 and 3, the lower doorsill structure of a sliding door with pulleys comprises a supporting concave aluminum 1, pulley blocks 2 and an upper cover aluminum 3, wherein the lower end surface of the supporting concave aluminum 1 is of a uniformly distributed strip-shaped tooth structure, a plurality of groups of opposite holes are formed in two side walls of the supporting concave aluminum 1, the heights of all the holes are consistent, the pulley blocks 2 are fixed in the supporting concave aluminum 1 through rotating shafts 2-1 of the pulley blocks 2, and the rotating shafts 2-1 of the pulley blocks 2 penetrate through the holes of the supporting concave aluminum 1 and are fixed between the two side walls of the supporting concave aluminum 1. All the pulley blocks 2 are same in height due to the same height of the holes, the fixed height is also same, the upper end of the supporting concave aluminum 1 is covered with upper cover aluminum 3, the upper cover aluminum 3 is connected with the supporting concave aluminum 1 in a clamping mode, a plurality of groups of pulley outlets are formed in the upper cover aluminum 3, the parts of the pulleys 2-2 of the pulley blocks 2 are higher than the upper end face of the upper cover aluminum 3, the upper cover aluminum 3 is divided into two sections from the middle part of the total length, each section of the cover aluminum 3 is provided with 3 groups or more of pulley outlets, and each group of pulley outlets is matched with one group of the pulley blocks 2.

The pulley block 2 comprises a rotating shaft 2-1, pulleys 2-2, shaft sleeves 2-3, washers 2-4, nuts 2-5 and snap rings 2-6, the two pulleys 2-2 are sleeved on the rotating shaft 2-1, the shaft sleeves 2-3 are arranged between the two pulleys 2-2, the washers 2-4 are respectively arranged between the two pulleys 2-2 and two side walls supporting the concave aluminum 1, one end of the rotating shaft 2-1 is of a threaded structure, the other side of the rotating shaft 2-1 is provided with a clamping concave ring, one end of the rotating shaft 2-1 penetrates through one side wall supporting the concave aluminum 1 and is in threaded connection with the nuts 2-5, and the other end of the rotating shaft 2-1 penetrates through the other side wall supporting the concave aluminum 1 and is clamped with the snap rings 2-6. Preferably, the pulley 2-2 is a bearing pulley.

As shown in fig. 4, 5, 6 and 7, the lower side of the sliding sash section bar 4 is provided with a sliding rail 5, the lower sill structure of the sliding door provided with the pulley is arranged on the upper side of the lower cushion aluminum 6, and the pulley block 2 is matched with the sliding rail 5. Outdoor side one side of underlay aluminium 6 is equipped with outside aluminium 7, and indoor side one side is equipped with inboard aluminium, and outside aluminium 7 passes through the mode joint of joint on underlay aluminium 6, also can dismantle the sheltering from of side when needing to change assembly pulley 2 side operation installation and dismantlement, outside aluminium 7 promptly. Even if the outer aluminum 7 is not detachable, the pulley block 2 can be replaced by detaching the upper cover aluminum 3. The reason why the upper cover aluminum 3 is provided in two sections is that when a certain pulley block 2 is damaged, the sliding sash is pushed and pulled to the side where the pulley block 2 is intact, and then the upper cover aluminum 3 on one side is detached to be replaced.

Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes introduced by the technical solutions of the present invention are still in the protection scope of the present invention.

Claims

1. The utility model provides a threshold structure under sliding door with pulley which characterized in that: the aluminum alloy support is characterized by comprising support concave aluminum (1), pulley blocks (2) and upper cover aluminum (3), wherein the pulley blocks (2) are fixed in the support concave aluminum (1) through rotating shafts (2-1) of the pulley blocks (2), the fixed heights of all the pulley blocks (2) are the same, the upper end of the support concave aluminum (1) is covered with the upper cover aluminum (3), the upper cover aluminum (3) is provided with a plurality of groups of pulley outlets, the pulley blocks (2-2) of the pulley blocks (2) are partially higher than the upper end face of the upper cover aluminum (3), the upper cover aluminum (3) is divided into two sections from the middle part of the total length, each section of the upper cover aluminum (3) is provided with more than or equal to 3 groups of pulley outlets, and each group of the pulley outlets is matched with one group.

2. A sliding door lower sill structure provided with a pulley according to claim 1, wherein: two side walls of the supporting concave aluminum (1) are provided with a plurality of groups of opposite holes, the heights of all the holes are consistent, and a rotating shaft (2-1) of the pulley block (2) penetrates through the holes of the supporting concave aluminum (1) and is fixed between the two side walls of the supporting concave aluminum (1).

3. A sliding door lower sill structure provided with a pulley according to claim 1 or 2, characterized in that: the pulley block (2) comprises a rotating shaft (2-1), pulleys (2-2), shaft sleeves (2-3), gaskets (2-4), nuts (2-5) and snap rings (2-6), two pulleys (2-2) are sleeved on the rotating shaft (2-1), the shaft sleeves (2-3) are arranged between the two pulleys (2-2), one gasket (2-4) is respectively arranged between the two pulleys (2-2) and two side walls supporting the concave aluminum (1), one end portion of the rotating shaft (2-1) penetrates through one side wall supporting the concave aluminum (1) and is in threaded connection with the nuts (2-5), and the other end portion of the rotating shaft (2-1) penetrates through the other side wall supporting the concave aluminum (1) and is clamped with the snap rings (2-6).

4. A sliding door lower sill structure provided with a pulley according to claim 1, wherein: the pulley (2-2) is a bearing pulley.

5. A sliding door lower sill structure provided with a pulley according to claim 1, wherein: the upper cover aluminum (3) is connected with the supporting concave aluminum (1) in a clamping manner.

6. A sliding door lower sill structure provided with a pulley according to claim 1, wherein: the lower end face of the support concave aluminum (1) is of a uniformly distributed strip tooth structure.