CN219158648U - Novel handrail structure - Google Patents
Novel handrail structure Download PDFInfo
- Publication number
- CN219158648U CN219158648U CN202320166858.XU CN202320166858U CN219158648U CN 219158648 U CN219158648 U CN 219158648U CN 202320166858 U CN202320166858 U CN 202320166858U CN 219158648 U CN219158648 U CN 219158648U
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- connecting piece
- fixed connecting
- screw
- handrail
- tensioning
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Abstract
The utility model discloses a novel handrail structure, which comprises a handrail pipe, a fixed connecting piece and an external connecting piece, wherein a tensioning structure is arranged in the fixed connecting piece, and the tensioning structure is outwards opened by screwing a screw into the fixed connecting piece to be fixed in the handrail pipe; the outer end of the fixed connecting piece is provided with a mounting hole, the external connecting piece is inserted into the mounting hole to be connected with the fixed connecting piece, and the whole handrail is fixed by screwing a set screw from the side surface of the fixed connecting piece to lock the external connecting piece. According to the utility model, the fixed connecting piece, the external connecting piece and the set screw are matched with the handrail tube, the set screw is contracted in the fixed connecting piece and is invisible, the fixed connecting piece is embedded in the handrail tube, the self-tapping screw is hidden in the fixed connecting piece, and the external connecting piece is inserted in the mounting surface, so that no screw can be seen from the outside, and basically only the handrail tube can be seen. Therefore, on the premise of keeping the structure of the handrail simpler, the effect of more beautiful and high-grade handrail is achieved, and meanwhile, the installation is relatively simple.
Description
Technical Field
The utility model relates to the technical field of hardware fittings, in particular to an armrest.
Background
Armrests are used in many applications, such as on walls, doors, elevator car walls, etc. The conventional handrail is generally provided with screw holes at the end of the handrail, and the handrail is mounted on a supporting surface, such as a wall surface, a door body, etc., by screwing through the screw holes. The mode is simple in structure and convenient to install, but the screw for installation is easy to directly see on the surface of the handrail, so that the handrail is not attractive, and particularly, the handrail is more out of grade in some high-grade products and high-grade places. If the screw is rusted after the service time is longer, the appearance of the product is more affected. Although some high-grade armrests adopt a hidden mounting structure, in order to cover screws, accessories such as outer covers are adopted, so that the mounting is very complicated, the integrity of the armrests can be influenced, the production process is very complex, and the cost is greatly increased.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a novel handrail structure which is relatively simpler in structure, lower in cost, more attractive and high-grade, and screws can not be exposed.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a novel handrail structure, is including handrail pipe, sets up to hollow structure, its characterized in that at least at the tip of handrail pipe: the handrail tube fixing device also comprises a fixed connecting piece capable of being inserted into the handrail tube from the hollow structure and an external connecting piece used for being fixed on the mounting surface, wherein a tensioning structure is arranged in the fixed connecting piece, and the tensioning structure is outwards expanded by screwing a screw into the fixed connecting piece so as to tightly support the fixed connecting piece in the handrail tube; the outer end of the fixed connecting piece is provided with a mounting hole, the external connecting piece is inserted into the mounting hole to be connected with the fixed connecting piece, and the whole handrail and the mounting surface are mounted and fixed by screwing a set screw into the side surface of the fixed connecting piece to lock the external connecting piece.
Further, the tensioning structure comprises a movable tensioning part, the tensioning part is connected with the fixed connecting piece through a hinge part at the tail part of the tensioning part, and after the screw is screwed in, the tensioning part is extruded outwards to tightly support the inner wall of the handrail tube.
Preferably, the fixing connecting piece is made of plastic materials, and the screw is a self-tapping screw.
Further, a cover cap is arranged at the outer end of the fixed connecting piece, and the cover cap and the main body part of the fixed connecting piece are of an integrated structure; the mounting hole extends from the cap into the fixed connecting piece; the nut cap is further provided with a screw hole, the screw hole extends into the tensioning portion, and the self-tapping screw is screwed into the tensioning portion from the screw hole to jack up the tensioning portion, so that the fixed connecting piece is expanded to achieve combination fixation with the handrail tube.
Further, a screw groove is formed in the wall of the handrail tube, and a set screw is screwed in from a locking hole in the side face of the fixed connecting piece through the screw groove to lock the external connecting piece.
Further, the external part is made of metal, a circle of groove is formed in the side wall of the external part, the fastening screw is clamped in the groove after being screwed in to lock the external part, and the fastening screw is completely retracted into the fixed connecting part after being screwed in, so that the fastening screw is completely invisible from the outside of the handrail.
According to the utility model, the fixed connecting piece, the external connecting piece and the set screw are designed to be matched with the handrail tube, the set screw is contracted in the fixed connecting piece and is invisible, the fixed connecting piece is embedded in the handrail tube, the self-tapping screw is hidden in the fixed connecting piece, and the external connecting piece is inserted in the mounting surface, so that no screw can be seen from the outside, and basically only the handrail tube can be seen. Therefore, on the premise of keeping the structure of the handrail simpler, the effect of more beautiful and high-grade handrail is achieved, and meanwhile, the installation is relatively simple.
Drawings
FIG. 1 is a schematic illustration of an assembly process of the present utility model;
FIG. 2 is a schematic diagram of an exploded construction of the present utility model;
FIG. 3 is a schematic cross-sectional view of a securing attachment to a handrail tube by self-tapping screws;
fig. 4 is a schematic structural view of the fixing connector.
In the figure, 1 is a handrail tube, 11 is a screw groove, 2 is a fixed connecting piece, 21 is a cap, 22 is a tensioning part, 23 is a hinging part, 24 is a mounting hole, 25 is a screw hole, 26 is a locking hole, 3 is an external piece, 4 is a self-tapping screw, and 5 is a set screw.
Detailed Description
In this embodiment, referring to fig. 1 to 4, the novel handrail structure includes a handrail tube 1, at least at the end of the handrail tube 1, a hollow structure is provided; the handrail tube further comprises a fixed connecting piece 2 which can be inserted into the handrail tube 1 from a hollow structure and an external connecting piece 3 which is used for being fixed on a mounting surface (such as a wall, a door, an elevator car wall and the like), wherein a tensioning structure is arranged in the fixed connecting piece 2, and the fixed connecting piece 2 is tightly supported in the handrail tube 1 by screwing a screw into the fixed connecting piece 2 to enable the tensioning structure to be outwards stretched, so that the hidden mounting effect of the fixed connecting piece 2 is realized; the outer end of the fixed connecting piece 2 is provided with a mounting hole 24, the external connecting piece 3 is inserted into the mounting hole 24 to be connected with the fixed connecting piece 2, and the whole handrail is mounted and fixed with the mounting surface by screwing a set screw 5 from the side surface of the fixed connecting piece 2 to lock the external connecting piece 3.
The tensioning structure comprises a movable tensioning part 22, the tensioning part 22 is connected with the fixed connecting piece 2 through a hinge part 23 at the tail part of the tensioning part 22, and after being screwed in, screws are used for extruding the tensioning part 22 outwards to tightly support the inner wall of the handrail tube 1, and the principle is similar to that of an expansion screw.
The fixed connecting piece 2 is made of plastic materials, and the screw is a self-tapping screw 4.
A cover cap 21 is arranged at the outer end of the fixed connecting piece 2, and the cover cap 21 and the main body part of the fixed connecting piece 2 are of an integral structure; a mounting hole 24 extends from the cap 21 into the interior of the fixed connection 2; the cap 21 is further provided with a screw hole 25, the screw hole 25 extends into the tensioning portion 22, and the self-tapping screw 4 is screwed into the tensioning portion 22 from the screw hole 25 to push up the tensioning portion 22, so that the fixing connector 2 is expanded to achieve the combination fixation with the handrail tube 1.
A screw groove 11 is arranged on the pipe wall of the handrail pipe 1, and the set screw 5 is screwed in from a locking hole 26 on the side surface of the fixed connecting piece 2 through the screw groove 11 to lock the external piece 3.
The external connecting piece 3 is made of metal, a circle of groove is formed in the side wall of the external connecting piece, the set screw 5 is clamped in the groove after being screwed in to lock the external connecting piece 3, and the set screw 5 is completely retracted into the fixed connecting piece 2 after being screwed in, so that the set screw 5 is completely invisible from the outside of the handrail.
The installation process comprises the following steps:
1) The fixed connecting piece 2 is plugged into the handrail tube 1;
2) Then the tapping screw 4 is screwed into the fixed connecting piece 2, so that the tensioning part 22 in the fixed connecting piece 2 is opened and props against the inner wall of the handrail tube 1, and the fixed connecting piece 2 and the handrail tube 1 are fastened without loosening;
3) Fixing the external connector 3 on the wall by using a screw, aligning the mounting hole 24 on the previously assembled fixed connector 2 with the external connector 3, and inserting;
4) Finally, the set screw 5 is screwed in to lock the external member 3, so that the handrail is fixed on the wall (or door).
The foregoing detailed description of the utility model has been presented for purposes of illustration and description, but is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the details shown and described.
Claims (6)
1. The utility model provides a novel handrail structure, is including handrail pipe, sets up to hollow structure, its characterized in that at least at the tip of handrail pipe: the handrail tube fixing device also comprises a fixed connecting piece capable of being inserted into the handrail tube from the hollow structure and an external connecting piece used for being fixed on the mounting surface, wherein a tensioning structure is arranged in the fixed connecting piece, and the tensioning structure is outwards expanded by screwing a screw into the fixed connecting piece so as to tightly support the fixed connecting piece in the handrail tube; the outer end of the fixed connecting piece is provided with a mounting hole, the external connecting piece is inserted into the mounting hole to be connected with the fixed connecting piece, and the whole handrail and the mounting surface are mounted and fixed by screwing a set screw into the side surface of the fixed connecting piece to lock the external connecting piece.
2. The novel armrest structure of claim 1, wherein: the tensioning structure comprises a movable tensioning part, the tensioning part is connected with the fixed connecting piece through a hinge part at the tail part of the tensioning part, and after the screw is screwed in, the tensioning part is extruded outwards to tightly support the inner wall of the handrail tube.
3. The novel armrest structure of claim 2, wherein: the fixed connecting piece is made of plastic materials, and the screw is a self-tapping screw.
4. A novel handrail construction according to claim 3, wherein: the outer end of the fixed connecting piece is provided with a cover cap, and the cover cap and the main body part of the fixed connecting piece are of an integrated structure; the mounting hole extends from the cap into the fixed connecting piece; the nut cap is further provided with a screw hole, the screw hole extends into the tensioning portion, and the self-tapping screw is screwed into the tensioning portion from the screw hole to jack up the tensioning portion.
5. The novel armrest structure of claim 1, wherein: the wall of the handrail tube is provided with a screw groove, and the set screw is screwed in from a locking hole on the side surface of the fixed connecting piece through the screw groove to lock the external connecting piece.
6. The novel armrest structure of claim 5, wherein: the external connecting piece is made of metal, a circle of groove is formed in the side wall of the external connecting piece, the fastening screw is clamped in the groove after being screwed in to lock the external connecting piece, and the fastening screw is completely retracted into the fixed connecting piece after being screwed in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166858.XU CN219158648U (en) | 2023-01-16 | 2023-01-16 | Novel handrail structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166858.XU CN219158648U (en) | 2023-01-16 | 2023-01-16 | Novel handrail structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219158648U true CN219158648U (en) | 2023-06-09 |
Family
ID=86636039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320166858.XU Active CN219158648U (en) | 2023-01-16 | 2023-01-16 | Novel handrail structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219158648U (en) |
-
2023
- 2023-01-16 CN CN202320166858.XU patent/CN219158648U/en active Active
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