Sweat corrosion resistant watchband of smart watch

By introducing connecting components such as sliders, inserts, and push blocks into the smartwatch strap, the cumbersome disassembly problem caused by traditional spring bar connections is solved, enabling quick strap replacement and convenient operation.

CN223614286UActive Publication Date: 2025-12-02JIANGXI YONGTAI INTELLIGENT ELECTRONICS CO LTD
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Patent Information

Application Number
CN202520080742.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-14
Publication Date
2025-12-02
Estimated Expiration
2035-01-14

AI Technical Summary

Technical Problem

The process of removing and replacing the watch band of existing smartwatches is cumbersome, making replacement inconvenient.

Method used

The watch strap is designed with connecting components, including slides, inserts, and push blocks, enabling quick disassembly and installation, thus avoiding the inconvenience of traditional spring bar connections.

Benefits of technology

It enables quick removal and installation of the watch strap, improving the convenience of replacement and simplifying the operation process.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223614286U_ABST
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Abstract

The utility model relates to the technical field of watchbands, in particular to a sweat corrosion resistant watchband of an intelligent watch, which comprises a first watchband and a connecting assembly, one end of the first watchband is rotatably connected with a dial plate, the dial plate is rotatably connected with a second watchband, and rotating shafts are rotatably connected in the first watchband and the second watchband; the connecting assembly is arranged in the rotating shaft and comprises a sliding rod arranged in the rotating shaft in a sliding mode, two first inserting shafts coaxially arranged on the sliding rod and the rotating shaft respectively, second inserting shafts coaxially arranged on the first inserting shafts, a pushing block and a spring, the pushing block and the spring are arranged on the sliding rod, and positioning grooves allowing the first inserting shafts and the second inserting shafts to be embedded are formed in the dial plate. The push block penetrates through the first watchband and is slidably arranged. According to the utility model, the watchband can be quickly assembled or disassembled, and the convenience of replacing the watchband is improved.
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Description

Technical Field

[0001] This utility model relates to the field of watch strap technology, and in particular to a sweat-resistant watch strap for smartwatches. Background Technology

[0002] A smartwatch is a wearable device that integrates multiple functions, typically including health monitoring, activity tracking, and notification reminders. The watch band is the part used to secure the watch face to the wrist. Choosing a smartwatch band is a highly personalized matter; different people may select different bands based on their needs and preferences.

[0003] Chinese patent CN206499030U discloses a composite watch strap and a smartwatch incorporating the composite watch strap. The strap includes a tensile outer layer and a breathable inner layer, the latter disposed inside the tensile outer layer. The smartwatch includes a watch face with the aforementioned composite watch strap connected to it. A method for manufacturing the composite watch strap includes the following steps: preparing a tensile outer layer, preparing a breathable inner layer, and connecting the breathable inner layer to the inner side of the tensile outer layer. In this smartwatch, the tensile outer layer of the composite watch strap is on the outside of the strap, bearing the tensile and deformation strength of the strap body. The breathable inner layer is on the inside of the strap, in direct contact with the skin of the arm, providing a good tactile feel and being environmentally friendly and non-toxic. It absorbs sweat even when the arm is sweaty, preventing sticky sweat and rashes and allergic reactions caused by lack of breathability, resulting in a superior user experience and a long service life.

[0004] However, the above technical solution has the following shortcomings: the smartwatch strap and watch face are installed by using spring bar connection, but traditional spring bars require special tools to remove, the removal process is cumbersome, and the installation and removal are inconvenient, which reduces the convenience of strap replacement. Utility Model Content

[0005] The purpose of this invention is to address the problems existing in the background technology by proposing a sweat-resistant watch strap for smartwatches that allows for quick installation or removal of the strap, thus improving the convenience of changing the strap.

[0006] The present invention provides a sweat-resistant watchband for a smartwatch, comprising a first watchband and a connecting component. One end of the first watchband is rotatably connected to a watch face, and a second watchband is rotatably connected to the watch face. Both the first and second watchbands are rotatably connected to a rotating shaft. The connecting component is disposed inside the rotating shaft and includes a slide rod slidably disposed inside the rotating shaft, two first insert shafts coaxially disposed on the slide rod and the rotating shaft respectively, a second insert shaft coaxially disposed on the first insert shafts, a push block and a spring disposed on the slide rod, and a positioning groove for the first and second insert shafts to be inserted into the watch face. The push block passes through the first watchband and is slidably disposed.

[0007] Preferably, a mounting cylinder is coaxially disposed on the rotating shaft, and the mounting cylinder is rotatably disposed inside the first watch strap.

[0008] Preferably, the inside of the rotating shaft is provided with a circular groove, and the end of the spring away from the slide rod is located inside the circular groove.

[0009] Preferably, the slide bar is provided with four guide blocks arranged in a circular array, and the inside of the rotating shaft is provided with a groove for the guide blocks to slide along the axis of the rotating shaft.

[0010] Preferably, both the first and second watch straps are provided with mounting grooves, the interior of which is provided with an adhesive layer, and a breathable layer is provided on the adhesive layer.

[0011] Preferably, the first watch strap is provided with a plurality of buckle holes arranged in a linear array, and the end of the second watch strap away from the watch face is rotatably connected to a rotating frame and a buckle, and the rotating frame is provided with a limiting groove that can fit with the buckle.

[0012] Preferably, a movable ring is fitted on the second watch strap, and the first and second watch straps can pass through the movable ring simultaneously.

[0013] Compared with the prior art, the present invention has the following beneficial technical effects:

[0014] This invention, through its designed connecting component, not only allows the first and second watch straps to be detached from the watch face for cleaning or replacement, but also makes the detachment operation simple and convenient, requiring no other auxiliary tools. This avoids the drawbacks of traditional spring bar connections, which make detachment difficult, and improves the convenience of watch strap replacement. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the structure of an embodiment of the present utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the first watch band;

[0018] Figure 4 for Figure 3 Enlarged structural diagram at point A;

[0019] Figure 5 This is a schematic diagram showing the disassembly of the first watch band.

[0020] Reference numerals: 1. First watch strap; 2. Second watch strap; 3. Dial; 4. Rotating shaft; 5. Slide rod; 6. First insert shaft; 7. Second insert shaft; 8. Mounting cylinder; 9. Push block; 10. Spring; 11. Circular groove; 12. Guide block; 13. Slide groove; 14. Mounting groove; 15. Adhesive layer; 16. Breathable layer; 17. Snap-on hole; 18. Rotating frame; 19. Snap-on; 20. Moving ring. Detailed Implementation

[0021] Example 1

[0022] like Figures 1-5 As shown in the figure, the present embodiment proposes a sweat-resistant watch strap for a smartwatch, which includes a first watch strap 1 and a connecting component; one end of the first watch strap 1 is rotatably connected to a watch face 3, and a second watch strap 2 is rotatably connected to the watch face 3; both the first watch strap 1 and the second watch strap 2 are rotatably connected to a rotating shaft 4 inside.

[0023] The connecting components are located inside the rotating shaft 4, including a slide bar 5 that is slidably located inside the rotating shaft 4, two first insert shafts 6 that are coaxially located on the slide bar 5 and the rotating shaft 4 respectively, a second insert shaft 7 that is coaxially located on the first insert shaft 6, a push block 9 and a spring 10 located on the slide bar 5. The dial 3 is provided with positioning grooves for the first insert shaft 6 and the second insert shaft 7 to be inserted. The push block 9 passes through the first watch strap 1 and is slidably located.

[0024] In this embodiment, the connecting components allow for simple and quick removal of the first watch strap 1 and the second watch strap 2 from the dial 3, facilitating cleaning or replacement and improving the watch's usability. When removing the strap, first flip the watch so the dial 3 faces upwards. Then, push the push block 9 with your thumb. The push block 9 causes the slide bar 5 to slide into the rotating shaft 4. The slide bar 5 then drives the first insert pin 6 and the second insert pin 7 into the rotating shaft 4. Simultaneously, the rotating shaft 4 compresses the spring 10, allowing the first watch strap 1 and the second watch strap 2 to be removed from the dial 3. For reinstallation, first insert the first insert pin 6 and the second insert pin 7 on the rotating shaft 4 into the positioning groove on one side of the dial 3. Then, push the push block 9 and align the slide bar 5 with the positioning groove on the other side of the dial 3. Under the elastic force of the spring 10, the slide bar 5 slides until the first insert pin 6 and the second insert pin 7 on the slide bar 5 are inserted into the limiting groove. This simple and convenient operation avoids the drawbacks of traditional spring bar connections, which are difficult to disassemble.

[0025] Example 2

[0026] like Figure 3 and Figure 4As shown in this embodiment, a sweat-resistant watchband for a smartwatch is proposed. Compared to Embodiment 1, in this embodiment, a mounting cylinder 8 is coaxially arranged on the rotating shaft 4. The mounting cylinder 8 is rotatably disposed inside the first watchband 1. The mounting cylinder 8 is used to limit the position of the rotating shaft 4 inside the first watchband 1 and the second watchband 2, so that the rotating shaft 4 can rotate stably. A circular groove 11 is provided inside the rotating shaft 4. The end of the spring 10 away from the slide bar 5 is disposed inside the circular groove 11, which provides space for mounting the spring 10. Four guide blocks 12 are arranged in a circular array on the slide bar 5. A sliding groove 13 is provided inside the rotating shaft 4 to guide the guide blocks 12 along the axial direction of the rotating shaft 4. The guide blocks 12 and the sliding groove 13 provide guidance for the movement direction of the slide bar 5, thereby preventing the slide bar 5 from rotating when the watchband is subjected to external force, which would cause the spring 10 to be subjected to torsional force and affect its service life.

[0027] Example 3

[0028] like Figure 1 , Figure 2 and Figure 5 As shown in the figure, this embodiment proposes a sweat-resistant watch strap for a smartwatch. Compared with the first embodiment, in this embodiment, both the first strap 1 and the second strap 2 are provided with mounting grooves 14. An adhesive layer 15 is provided inside the mounting groove 14, and a breathable layer 16 is provided on the adhesive layer 15. The outermost layer of the first strap 1 and the second strap 2 is made of silicone to improve its tensile and deformation resistance. The breathable layer 16 is made of thermoplastic polyurethane, which is in direct contact with the skin of the arm, has good tactile feel and breathability and water permeability, and will not be corroded by human sweat.

[0029] The first watch strap 1 has multiple linearly arranged buckle holes 17. The end of the second watch strap 2 away from the dial 3 is rotatably connected to a rotating frame 18 and a buckle 19. The rotating frame 18 has a limiting groove that can fit with the buckle 19. A movable moving ring 20 is fitted on the second watch strap 2. The first watch strap 1 and the second watch strap 2 can pass through the moving ring 20 at the same time. The rotating frame 18, the buckle 19 and the buckle holes 17 are designed to fasten the first watch strap 1, the second watch strap 2 and the dial 3 around the wrist. At the same time, the moving ring 20 can limit the excess length of the first watch strap 1, which not only avoids affecting wrist movement, but also improves the aesthetics when carrying it.

[0030] The embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited thereto. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present invention.

Claims

1. A sweat-resistant watch strap for a smartwatch, characterized in that, include: The first watch strap (1) has a dial (3) rotatably connected to one end of the first watch strap (1), and a second watch strap (2) rotatably connected to the dial (3). The first watch strap (1) and the second watch strap (2) are both rotatably connected to a pivot (4). The connecting component, which is located inside the rotating shaft (4), includes a slide rod (5) slidably located inside the rotating shaft (4), two first insert shafts (6) respectively coaxially located on the slide rod (5) and the rotating shaft (4), a second insert shaft (7) coaxially located on the first insert shaft (6), and a push block (9) and a spring (10) located on the slide rod (5). The dial (3) is provided with positioning grooves for the first insert shaft (6) and the second insert shaft (7) to be inserted. The push block (9) passes through the first watch strap (1) and is slidably located.

2. The anti-sweat corrosion watch strap for a smartwatch according to claim 1, characterized in that, A mounting cylinder (8) is coaxially mounted on the rotating shaft (4), and the mounting cylinder (8) is rotatably mounted inside the first watch strap (1).

3. The anti-sweat corrosion watch strap for a smartwatch according to claim 1, characterized in that, The inside of the rotating shaft (4) is provided with a circular groove (11), and the end of the spring (10) away from the slide bar (5) is located inside the circular groove (11).

4. The sweat-resistant watch strap for a smartwatch according to claim 1, characterized in that, The slide bar (5) is provided with four guide blocks (12) arranged in a ring array, and the inside of the rotating shaft (4) is provided with a groove (13) for the guide blocks (12) to slide along the axis of the rotating shaft (4).

5. The sweat-resistant watch strap for a smartwatch according to claim 1, characterized in that, The first watchband (1) and the second watchband (2) are each provided with a mounting groove (14), and an adhesive layer (15) is provided inside the mounting groove (14), and a breathable layer (16) is provided on the adhesive layer (15).

6. The anti-sweat corrosion watch strap for a smartwatch according to claim 1, characterized in that, The first watch strap (1) is provided with multiple buckle holes (17) arranged in a linear array. The second watch strap (2) is rotatably connected to a rotating frame (18) and a buckle (19) at the end away from the watch face (3). The rotating frame (18) is provided with a limiting groove that can fit with the buckle (19).

7. The sweat-resistant watch strap for a smartwatch according to claim 6, characterized in that, The second watch strap (2) is fitted with a movable ring (20), and the first watch strap (1) and the second watch strap (2) can pass through the movable ring (20) at the same time.

Citation Information

Patent Citations

  • Compound watchband and intelligent wrist -watch that has this complex watchband

    CN206499030U