Damping rotating shaft
By designing the damping shaft and using the combined structure of elastic parts and stop blocks, the problem that AR glasses cannot adapt to different face shapes is solved, better wearing adaptability and comfort is achieved, and the market competitiveness of the product is enhanced.
Patent Information
- Application Number
- CN202420572897.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-22
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-03-22
AI Technical Summary
Existing AR glasses cannot adapt to the face shape and shape of different groups of people when worn, resulting in discomfort and reduced comfort, affecting market competitiveness.
A damping shaft is designed, including a first firmware group, a second firmware group, a third firmware group and a rotary member group, and rotates around the rotary member group through the second firmware group, combining the rotation of the first and third firmware groups, and utilizing elasticity. The parts and stop blocks limit the angle, achieving adaptability and comfortable wearing of AR glasses.
Through this damping shaft, AR glasses can adapt to the facial structure of different wearers, improve wear comfort and adaptability, and enhance market competitiveness.
Smart Images
Figure CN222145330U_ABST
Abstract
Description
Technical Field
[0001] The invention belongs to the field of wearable electronic devices, and in particular relates to a damping shaft. Background Art
[0002] In wearable electronic devices, especially AR glasses, in the prior art, previous AR glasses cannot adapt to the different sizes and shapes of faces of different people when worn, and usually do not have an outward folding function, or have an outward folding function but not an inward folding function. Therefore, when wearing such AR glasses, it will affect people's wearing experience, reduce the comfort of using the product when using it, and ultimately affect the market competitiveness of the product. Summary of the invention
[0003] The purpose of the present invention is to provide a damping shaft to solve the above technical problems.
[0004] A damping shaft comprises a first fixing member group, a second fixing member group, a third fixing member group and a rotating member group;
[0005] One end of the second fastener group is detachably connected to the first fastener group, a rotating shaft is provided inside the second fastener group, and the second fastener group can rotate toward two sides of the first fastener group;
[0006] The rotating member group is sleeved on the rotating shaft, and the second fixing member group can rotate around the rotating member group;
[0007] A first elastic member is disposed inside the first fixing member group, one end of the rotating member group is located inside the first fixing member group, the first elastic member can contact one end of the rotating member group, and the first elastic member is used for resetting the second fixing member group after rotating toward both sides of the first fixing member group;
[0008] The third fastener group is rotatably connected to the other end of the second fastener group.
[0009] The beneficial effect is: by setting the second firmware group to rotate around the rotating part group, the second firmware can rotate to both sides of the first firmware group, and the third firmware rotates around the second firmware, the AR glasses using the damping shaft can adapt to the facial structures of different wearers and have better wearing comfort.
[0010] Preferably, the first fixture group includes a first fixture and a first elastic member, the first elastic member is transversely placed in the first fixture, and a first fixture positioning hole is provided on the first fixture.
[0011] The beneficial effect is that the first elastic member is arranged to act directly on the cam, so as to rebound and reset the second fastener assembly after being bent.
[0012] The first elastic member is a spring.
[0013] Preferably, the second fixture group includes a second fixture, a rotating shaft, and a stop block;
[0014] The second fixture is provided with a second fixture positioning hole;
[0015] The stop blocks are respectively arranged at two ends of the inner side of the second fixing member.
[0016] The beneficial effect is that when the second fixing member rotates around the rotating member group, the rotation angle thereof is limited by the stop block.
[0017] Preferably, grooves are provided on both sides of the rotating shaft along the circumferential direction thereof.
[0018] Preferably, the rotating member group includes a cam, a washer, a second elastic member, and a rotating fastener;
[0019] The cam, the washer and the second elastic member are sleeved on the rotating shaft in sequence. The rotating fastener is located on the side of the second elastic member and is detachably connected to the rotating shaft.
[0020] Preferably, one end of the cam is located inside the first fixture, a contact is provided at one end of the cam, the contact can contact the first elastic member, and a cam positioning hole is provided at one side of the contact.
[0021] Preferably, protrusions matching the grooves are provided at both ends of the cam.
[0022] The beneficial effect is that the protrusion can be matched with the groove, and a torque can be generated when the second fastener rotates, and the magnitude of the torque is adjusted by the tightness of the rotating fastener.
[0023] Preferably, the third fastener group includes a third fastener and a third fastener hole arranged on the third fastener, the third fastener is detachably connected to the other end of the second fastener, and the third fastener can be bent toward the direction of the human face. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0025] Figure 1 It is a structural schematic diagram of the present invention.
[0026] Figure 2 for Figure 1 Exploded view of.
[0027] Figure 3 for Figure 1 Exploded view of.
[0028] Figure 4 It is a structural diagram of embodiment 1 of the present invention.
[0029] Figure 5 It is a structural diagram of embodiment 2 of the present invention.
[0030] Figure 6 This is a schematic diagram of the structure of the third embodiment of the present invention.
[0031] Figure 7 This is a structural diagram of embodiment 4 of the present invention.
[0032] Figure 8 This is a structural diagram of Embodiment 5 of the present invention.
[0033] Fig. 9 This is a structural diagram of embodiment 6 of the present invention.
[0034] Fig.10 This is a structural diagram of Embodiment 7 of the present invention.
[0035] Description of the reference numerals in the accompanying drawings:
[0036] 1. First fastener group; 2. Second fastener group; 3. Rotating member group; 4. Third fastener group; 11. First fastener; 12. First elastic member; 13. First fastener positioning hole; 21. Second fastener; 22. Rotating shaft; 23. Stop block; 24. Second fastener positioning hole; 25. Groove; 31. Cam; 32. Washer; 33. Second elastic member; 34. Rotating fastener; 41. Third fastener; 42. Third fastener hole; 311. Contact; 312. Cam positioning hole; 313. Protrusion. DETAILED DESCRIPTION
[0037] In order to make the purpose, technical scheme and advantages of the present invention clearer, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the present invention, and are not used to limit the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.
[0038] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "inner", "outer", "two ends", "both sides", "bottom", "top" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred elements must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "superior", "inferior", "primary", "secondary" and the like are only used for descriptive purposes and can be simply used to more clearly distinguish different components, but cannot be understood as indicating or implying relative importance.
[0039] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0040] like Figures 1 to 3 Shown is a schematic structural diagram of the present invention.
[0041] A damping shaft 22, comprising a first fixing member group 1, a second fixing member group 2, a third fixing member group 4 and a rotating member group 3;
[0042] One end of the second fastener group 2 is detachably connected to the first fastener group 1, and a rotating shaft 22 is provided inside the second fastener group 2, so that the second fastener group 2 can rotate to both sides of the first fastener group 1;
[0043] The rotating member group 3 is sleeved on the rotating shaft 22, and the second fixing member group 2 can rotate around the rotating member group 3;
[0044] A first elastic member 12 is disposed inside the first fastener group 1. One end of the rotating member group 3 is located inside the first fastener group 1. The first elastic member 12 can contact one end of the rotating member group 3. The first elastic member 12 is used for resetting the second fastener group 2 after rotating to both sides of the first fastener group 1.
[0045] The third fastener group 4 is rotatably connected to the other end of the second fastener group 2 .
[0046] The first fastener group 1 includes a first fastener 11 and a first elastic member 12 . The first elastic member 12 is transversely arranged in the first fastener 11 . A first fastener positioning hole 13 is provided on the first fastener 11 .
[0047] The first elastic member 12 is arranged to act directly on the cam 31 so as to enable the second fastener group 2 to rebound and reset after being bent.
[0048] The first elastic member 12 is a spring.
[0049] --The second fixture group 2 includes a second fixture 21, a rotating shaft 22, and a stop block 23;
[0050] The second fixture 21 is provided with a second fixture positioning hole 24;
[0051] The stop blocks 23 are respectively disposed at two ends of the inner side of the second fixture 21 .
[0052] When the second fixture 21 rotates around the rotating member assembly 3 , the stop block 23 limits its rotation angle.
[0053] --Grooves 25 are provided on both sides of the rotating shaft 22 along its circumferential direction.
[0054] --The rotating member group 3 includes a cam 31, a washer 32, a second elastic member 33, and a rotating fastener 34;
[0055] The cam 31 , the washer 32 , and the second elastic member 33 are sleeved on the rotating shaft 22 in sequence. The rotating fastener 34 is located on the side of the second elastic member 33 , and the rotating fastener 34 is detachably connected to the rotating shaft 22 .
[0056] The second elastic member 33 can be a magnetic spring or other parts.
[0057] One end of the cam 31 is located inside the first fixture 11 . A contact 311 is disposed at one end of the cam 31 . The contact 311 can contact the first elastic member 12 . A cam positioning hole 312 is disposed at one side of the contact 311 .
[0058] The first fixture 11 and the cam 31 may be connected by arranging fasteners in the first fixture positioning hole 13 and the cam positioning hole 312 .
[0059] --Both ends of the cam 31 are provided with protrusions 313 adapted to the groove 25.
[0060] The protrusion 313 can be matched with the groove 25 and can generate a torque when the second fastener 21 rotates. The magnitude of the torque is adjusted by the tightness of the rotating fastener 34 .
[0061] The third fastener group 4 includes a third fastener 41 and a third fastener hole 42 provided on the third fastener 41. The third fastener 41 is detachably connected to the other end of the second fastener 21. The third fastener 41 can be bent toward the direction of the human face.
[0062] Figure 4Schematic diagram of the structure of the first embodiment of the present invention. In this embodiment, the rotation angle of the second fixture 21 relative to the first fixture 11 is 0 degrees.
[0063] Figure 5 1 is a schematic diagram of the structure of the second embodiment of the present invention. In this embodiment, the inward rotation angle of the second fixture 21 relative to the first fixture 11 is 5 degrees.
[0064] Figure 6 Schematic diagram of the structure of Embodiment 3 of the present invention. In this embodiment, the outward rotation angle of the second fixture 21 relative to the first fixture 11 is 15 degrees.
[0065] like Figures 4 to 6 As shown, when the second fixture 21 is inwardly extended, the first elastic member 12 is in a stretched state, and the inwardly extended angle limit is until the cam 31 contacts the inner side wall of the first fixture 11 .
[0066] When the second fixture 21 is extended outward, the first elastic member 12 is compressed, and the extension angle limit is when one end of the second fixture 21 contacts one end of the first fixture 11 .
[0067] Figure 7 1 is a schematic diagram of the structure of the fourth embodiment of the present invention. In this embodiment, the upward bending rotation angle of the second fixture 21 relative to the first fixture 11 is 5 degrees.
[0068] Figure 8 Schematic diagram of the structure of Embodiment 5 of the present invention. In this embodiment, the second fixture 21 rotates relative to the first fixture 11 at an angle of 0 degrees.
[0069] Fig. 9 Schematic diagram of the structure of the sixth embodiment of the present invention. In this embodiment, the downward bending rotation angle of the second fixture 21 relative to the first fixture 11 is 5 degrees.
[0070] like Figures 7 to 9 As shown, when the second fixture 21 is bent upward, the upper bending limit angle is until the cam 31 contacts the stop block 23 on its upper side.
[0071] When the second fixture 21 is bent downward, the limit angle of the downward bending is until the cam 31 contacts the stop block 23 at the lower side thereof.
[0072] Fig.10 Schematic diagram of the structure of the seventh embodiment of the present invention. In this embodiment, the inward folding rotation angle of the third fixture 41 relative to the second fixture 21 is 90 degrees.
[0073] The fastener adopts an interference fit when connecting the second fastener positioning hole 24 and the third fastener positioning hole 42, and provides a rotational torque by means of rotational friction, and the magnitude of the torque is controlled by the interference amount.
[0074] The above are only some embodiments of the present invention, which are only used to illustrate the technical solution of the present invention, rather than to limit it. It should be understood that, for those skilled in the art, without departing from the creative concept of the present invention, it is possible to make improvements or substitutions according to the above description, and all these improvements and substitutions should belong to the protection scope of the appended claims of the present invention. In this case, all details can be replaced by equivalent elements, and the materials, shapes and sizes can also be arbitrary.
Claims
1. A damping shaft, characterized in that: It comprises a first fixing member group (1), a second fixing member group (2), a third fixing member group (4) and a rotating member group (3); One end of the second fastener group (2) is fixedly connected to the first fastener group (1), a rotating shaft (22) is provided inside the second fastener group (2), and the second fastener group (2) can rotate toward two sides of the first fastener group (1); The rotating member group (3) is sleeved on the rotating shaft (22), and the second fixed member group (2) can rotate around the rotating member group (3); One end of the rotating member group (3) is located inside the first fixed member group (1); The third fastener group (4) is rotatably connected to the other end of the second fastener group (2).
2. A damping shaft according to claim 1, characterized in that: A first elastic member (12) is arranged inside the first fastener group (1), and the first elastic member (12) is capable of contacting one end of the rotating member group (3). The first elastic member (12) is used for resetting the second fastener group (2) after rotating toward both sides of the first fastener group (1).
3. A damping shaft according to claim 2, characterized in that: The first fastener group (1) comprises a first fastener (11) and a first elastic member (12); the first elastic member (12) is transversely arranged in the first fastener (11); and a first fastener positioning hole (13) is provided on the first fastener (11).
4. A damping shaft according to claim 3, characterized in that: The first elastic member (12) is a spring.
5. A damping shaft according to claim 4, characterized in that: The second fixture group (2) comprises a second fixture (21), a rotating shaft (22), and a stop block (23); The second fixture (21) is provided with a second fixture positioning hole (24); The stop blocks (23) are respectively arranged at two ends of the inner side of the second fixture (21).
6. A damping shaft according to claim 5, characterized in that: Grooves (25) are arranged on both sides of the rotating shaft (22) along its circumferential direction.
7. A damping shaft according to claim 6, characterized in that: The rotating member group (3) comprises a cam (31), a washer (32), a second elastic member (33), and a rotating fastener (34); The cam (31), the washer (32) and the second elastic member (33) are sleeved on the rotating shaft (22) in sequence, the rotating fastener (34) is located on the side of the second elastic member (33), and the rotating fastener (34) is detachably connected to the rotating shaft (22).
8. A damping shaft according to claim 7, characterized in that: One end of the cam (31) is located inside the first fixture (11), and a contact point (311) is provided at one end of the cam (31). The contact point (311) can contact the first elastic member (12), and a cam positioning hole (312) is provided on one side of the contact point (311).
9. A damping shaft according to claim 8, characterized in that: Both ends of the cam (31) are provided with protrusions (313) adapted to the grooves (25).
10. A damping shaft according to claim 9, characterized in that: The third fastener group (4) comprises a third fastener (41) and a third fastener hole (42) arranged on the third fastener (41); the third fastener (41) is detachably connected to the other end of the second fastener (21); and the third fastener (41) can be bent in the direction of a person's face.