Arbitrary-angle-adjustable heaven and earth shaft of shower room

By introducing dovetail and threaded groove structures into the shower enclosure's top and bottom hinges and using bolts to adjust the rotation angle, the problem of the fixed and unadjustable angle of existing top and bottom hinges is solved, enabling flexible adjustment of the shower enclosure door angle and improving ease of use.

CN224120099UActive Publication Date: 2026-04-14NANJING SUGE HARDWARE BUILDING MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NANJING SUGE HARDWARE BUILDING MATERIALS CO LTD
Filing Date
2025-04-11
Publication Date
2026-04-14

AI Technical Summary

Technical Problem

The existing shower enclosures have extremely limited angle adjustment capabilities for the top and bottom hinges, making it impossible to flexibly adjust them according to the on-site installation environment or user needs.

Method used

The design includes a No. 1 base and a No. 2 base. The rotating shaft has a dovetail groove in the middle, and the threaded groove cooperates with the bolt. By adjusting the depth of the bolt in the dovetail groove, the rotation angle of the rotating shaft can be precisely limited, thus achieving flexible angle adjustment.

Benefits of technology

It enables flexible adjustment of the shower room door angle, improving ease of use and flexibility, and meeting the needs of different installation environments and users.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224120099U_ABST
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Abstract

The utility model discloses a shower room top-bottom shaft capable of adjusting any angle, which relates to the technical field of top-bottom shafts, and comprises a first base and a second base, the second base is provided with a rotating shaft, the middle part of the rotating shaft is provided with a dovetail groove, the first base is provided with a rotating shaft matching hole in which the rotating shaft is inserted, and the dovetail groove is provided with a dovetail groove. The first base is further provided with a threaded groove communicated with the rotating shaft matching hole, a bolt is in threaded connection with the interior of the threaded groove, and the maximum rotating angle of the rotating shaft each time is adjusted according to the depth of the bolt entering the dovetail groove. The bolt in threaded connection is arranged on the first base and inserted into the swallow-shaped groove in the middle of the rotating shaft of the second base, the bolt can be screwed through a tool, the depth of the bolt inserted into the swallow-shaped groove can be flexibly adjusted, therefore, the rotating angle of the rotating shaft is precisely limited, and the maximum rotating angle of the door of the shower room every time is set.
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Description

Technical Field

[0001] This utility model belongs to the field of top and bottom axis technology, specifically an adjustable top and bottom axis for a shower room. Background Technology

[0002] The shower enclosure with a top and bottom hinge is an innovative design feature. This design uses two hinges, one at the top and one at the bottom, to fix the door open and close more smoothly, reducing visual obstructions from hardware and resulting in a cleaner, more aesthetically pleasing overall design. The top and bottom hinge shower enclosure not only supports both inward and outward opening to accommodate different family members' habits, but also effectively prevents water stains and noise through advanced bottom track drainage technology and glass beading, enhancing the dryness and cleanliness of the bathroom environment.

[0003] Most existing shower enclosure top and bottom hinges adopt a one-piece molding design, such as Figure 5 As shown, its angle adjustment function is extremely limited. It usually relies on an incomplete circular limit block to achieve a fixed angle rotation. Since its angle is preset in the production process, it cannot be flexibly adjusted according to the specific opening and closing requirements of the shower room door during actual installation. Once the installation environment of the shower room changes, or the user has new requirements for the opening and closing angle of the door during use, the existing top and bottom hinges cannot be adjusted at all due to their fixed angle design, which is not flexible and convenient enough. Utility Model Content

[0004] To address the problems mentioned in the background art, this utility model proposes an adjustable vertical axis for a shower enclosure.

[0005] The objective of this utility model can be achieved through the following technical solutions:

[0006] The shower enclosure features an adjustable top and bottom pivot, comprising a first base and a second base. The second base has a rotating shaft with a dovetail groove in its center. The first base has a pivot fitting hole for inserting the rotating shaft, and the first base also has a threaded groove that runs through the pivot fitting hole. A bolt is threaded into the threaded groove, and the maximum angle the rotating shaft can rotate at any time is adjusted according to the depth to which the bolt enters the dovetail groove.

[0007] As a further preferred embodiment of this technical solution: the outer diameter of the rotating shaft is the same as the inner diameter of the rotating shaft mating hole.

[0008] As a further preferred embodiment of this technical solution: the height of the threaded groove arrangement is the same as the height of the dovetail groove arrangement.

[0009] As a further preferred embodiment of this technical solution: the No. 1 base is connected to a corner piece via a connecting block, and the corner piece is provided with a first mounting hole.

[0010] As a further preferred embodiment of this technical solution, a second mounting hole is provided on the second base.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] In this invention, by setting a threaded bolt on the first base and inserting it into the dovetail groove in the middle of the rotating shaft of the second base, the depth of the bolt inserted into the dovetail groove can be flexibly adjusted by using a tool to tighten the bolt, thereby precisely limiting the rotation angle of the rotating shaft and realizing the setting of the maximum angle of rotation of the shower room door each time. Compared with the existing one-piece molded top and bottom shafts that can only achieve fixed angle rotation through an incomplete circular limit block, this design can be flexibly adjusted according to the specific opening and closing angle of the shower room door on site, which greatly facilitates use and effectively improves the convenience and flexibility of shower room use. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0014] Figure 2 This is an exploded view of the overall structure of this utility model;

[0015] Figure 3 This is a partial three-dimensional structural schematic diagram of the present invention;

[0016] Figure 4 This is a partial structural cross-sectional view of the present invention;

[0017] Figure 5 This is a three-dimensional structural diagram of the existing shower room's top and bottom axes.

[0018] Legend: 1. Base No. 1; 2. Connecting block; 3. Corner protector; 4. First mounting hole; 5. Rotary shaft mating hole; 6. Base No. 2; 7. Second mounting hole; 8. Rotary shaft; 9. Dovetail groove; 10. Threaded groove; 11. Bolt. Detailed Implementation

[0019] The technical solution of this utility model will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0020] Please see Figures 1-4This application provides an adjustable top and bottom hinge for a shower enclosure, including a first base 1 and a second base 6. A rotating shaft 8 is provided on the second base 6, and a dovetail groove 9 is provided in the middle of the rotating shaft 8. A shaft fitting hole 5 for the rotating shaft 8 to be inserted is provided on the first base 1. A threaded groove 10 is also provided on the first base 1, which is arranged in a through manner with the shaft fitting hole 5. A bolt 11 is threadedly connected to the inside of the threaded groove 10. The maximum angle that the rotating shaft 8 can rotate each time can be adjusted according to the depth of the bolt 11 entering the dovetail groove 9, which means that the maximum angle of rotation of the shower enclosure door can be set each time.

[0021] In this embodiment, the outer diameter of the rotating shaft 8 is the same as the inner diameter of the rotating shaft mating hole 5, so that the rotating shaft 8 will not wobble after being inserted into the rotating shaft mating hole 5.

[0022] In this embodiment, the height of the threaded groove 10 is the same as the height of the dovetail groove 9, so that the bolt 11 can be inserted straight into the dovetail groove 9.

[0023] In this embodiment, the No. 1 base 1 is connected to the corner piece 3 via the connecting block 2, and the corner piece 3 is provided with a first mounting hole 4 for installing and fixing the No. 1 base 1.

[0024] In this embodiment, the second base 6 is provided with a second mounting hole 7 for mounting and fixing the second base 6.

[0025] Specifically, by inserting the rotating shaft 8 on base 6 into the rotating shaft mating hole 5 on base 1, and aligning the opening of the dovetail groove 9 with the threaded groove 10, a bolt 11 is screwed into the threaded groove 10 and through it into the dovetail groove 9 using a tool. The depth to which the bolt 11 enters the dovetail groove 9 can be adjusted according to the set rotation angle of the shower room door. Due to the special shape of the dovetail groove 9, when the rotating shaft 8 rotates to a certain angle, it will be blocked by the end of the bolt 11. This allows the angle of rotation of the rotating shaft 8 within the rotating shaft mating hole 5 to be adjusted using the bolt 11, thus changing the existing one-piece molded top and bottom shafts that can only rotate at a fixed angle. Existing top and bottom shafts, such as... Figure 5 As shown, it can only achieve a fixed angle rotation through an incomplete circular limit block, and cannot adjust the specific angle according to the specific opening and closing angle of the shower room door, making it more convenient and flexible.

[0026] The above embodiments are only used to illustrate the technical methods of this utility model and are not intended to limit it. Although this utility model has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical methods of this utility model without departing from the spirit and scope of the technical methods of this utility model.

Claims

1. A shower enclosure with an adjustable vertical axis, characterized in that: It includes a first base (1) and a second base (6). The second base (6) is provided with a rotating shaft (8). The rotating shaft (8) has a dovetail groove (9) in the middle. The first base (1) has a shaft fitting hole (5) for the rotating shaft (8) to be inserted. The first base (1) is also provided with a threaded groove (10) that is arranged in a through manner with the shaft fitting hole (5). The threaded groove (10) is threaded with a bolt (11). The maximum angle that the rotating shaft (8) can rotate each time is adjusted according to the depth of the bolt (11) entering the dovetail groove (9).

2. The adjustable vertical axis of the shower enclosure according to claim 1, characterized in that, The outer diameter of the rotating shaft (8) is the same as the inner diameter of the rotating shaft mating hole (5).

3. The adjustable vertical axis of the shower enclosure according to claim 1, characterized in that, The height of the threaded groove (10) is the same as the height of the dovetail groove (9).

4. The adjustable vertical axis of the shower enclosure according to claim 1, characterized in that, The first base (1) is connected to a corner piece (3) via a connecting block (2), and the corner piece (3) is provided with a first mounting hole (4).

5. The adjustable vertical axis of the shower enclosure according to claim 1, characterized in that, The second mounting hole (7) is provided on the second base (6).