Noise reduction headphone
By using the design of fixed ring, connecting ring and card block in the headset, the problem of difficult to separate and replace the earmuffs and headset main body in the prior art is solved, and convenient maintenance of the headset and improved noise reduction performance.
Patent Information
- Application Number
- CN202323534098.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-22
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2033-12-22
AI Technical Summary
The ear cups of existing headphones are connected to the headphone body through a flat direct pressing or double-sided adhesive bonding design, making it difficult to separate and replace, resulting in the inability to replace when damaged.
The headphone housing is equipped with a fixed ring and annular card slot, and the ear cup is equipped with a connecting ring and a card block. The connection and disassembly are achieved through the coordination of the card slot and the card block. Combined with a rotatable U-shaped movable frame and sound-absorbing cotton, it has a built-in active Noise reduction module.
It realizes convenient disassembly and replacement of ear cups and headphone case, improving the maintenance and noise reduction effect of headphones.
Smart Images
Figure CN222321728U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of head-mounted earphones, in particular to a head-mounted noise reduction earphone. Background Art
[0002] With the improvement of the quality of life, people's demand for sound is getting higher and higher. In a noisy environment, people also want to have a good music experience, so headphones came into being. Headphones are headphones that are worn on the head, not inserted into the ear canal. They have a good sound field, good comfort, can avoid scratching the ear canal, and the sound quality performance in high, medium and low frequencies is very good.
[0003] In the existing headset earmuffs, the body and the earmuff are mostly connected by a plane direct pressure design or a double-sided adhesive design. Regardless of the plane direct pressure design or the double-sided adhesive design, the body and the earmuff are fixed once and are difficult to be disassembled without destructive external force. Therefore, if one of the body or the earmuff is damaged, it is difficult to replace them by disassembly and replacement. Utility Model Content
[0004] The utility model provides a head-mounted noise reduction headset to solve the problems in the background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a head-mounted noise-cancelling headset, comprising two headphone bodies, and a head-mounted bracket connected to the headphone bodies, the headphone bodies comprising a headphone shell and an earmuff, the headphone shell being fixedly provided with a fixing ring, the fixing ring being provided with an annularly distributed card slot, the earmuff being fixedly connected with a connecting ring that cooperates with the fixing ring, and a card block that cooperates with the card slot is provided on one side of the connecting ring close to the fixing ring.
[0006] Furthermore, it includes two earphone main bodies and a head-mounted bracket connected to the earphone main bodies, characterized in that: the earphone main body includes an earphone shell and an earmuff, the earphone shell is fixedly provided with a fixing ring, the fixing ring is provided with a ring-shaped card slot, the earmuff is fixedly connected with a connecting ring that cooperates with the fixing ring, and the connecting ring is provided with a card block that cooperates with the card slot on one side close to the fixing ring.
[0007] Furthermore, the connecting ring is provided with positioning holes distributed in a ring shape, and the fixing ring is fixedly provided with positioning posts which are plugged in and matched with the positioning holes.
[0008] Furthermore, the earphone housing is rotatably connected to a U-shaped movable frame, and the movable frame is connected to the head-mounted bracket via a connecting belt.
[0009] Furthermore, the interior of the earmuff is filled with sound-absorbing cotton.
[0010] Furthermore, the earphone body is equipped with an active noise reduction module electrically connected to its control board.
[0011] Compared with the prior art, the utility model provides a head-mounted noise-cancelling headset, which has the following beneficial effects: the head-mounted noise-cancelling headset, by providing a fixing ring on the headset shell and a connecting ring on the earmuff, the connecting ring and the fixing ring are connected by the cooperation of a clamping block and a clamping groove, which facilitates the disassembly of the earmuff and the headset shell, and facilitates the replacement of the earmuff when it is damaged. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a structural schematic diagram of the utility model;
[0013] Figure 2 It is a structural schematic diagram of the earphone main body of the utility model;
[0014] Figure 3 It is a structural schematic diagram of the connecting ring of the utility model.
[0015] In the figure: 1. earphone body; 2. head-mounted bracket; 3. earphone shell; 4. earmuff; 5. fixing ring; 6. slot; 7. connecting ring; 8. block; 9. groove; 10. convex ring; 11. positioning column; 12. positioning hole; 13. movable frame; 14. connecting belt. DETAILED DESCRIPTION
[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0017] See also Figure 1-3 The utility model discloses a head-mounted noise reduction headset, comprising two headset main bodies 1 and a head-mounted bracket 2 connected to the headset main bodies 1. The headset main body 1 comprises an headset shell 3 and an earmuff 4. A fixing ring 5 is fixedly provided on the headset shell 3. A card slot 6 distributed in an annular shape is opened on the fixing ring 5. A connecting ring 7 matched with the fixing ring 5 is fixedly connected to the earmuff 4. A card block 8 matched with the card slot 6 is provided on one side of the connecting ring 7 close to the fixing ring 5.
[0018] Specifically, the fixing ring 5 is provided with an annular groove 9 , the clamping grooves 6 are distributed in the groove 9 , a convex ring 10 which can be inserted into the groove 9 is fixedly provided on one side of the connecting ring 7 close to the fixing ring 5 , and the clamping blocks 8 are distributed on the convex ring 10 .
[0019] In this embodiment, at least four slots 6 are provided, and the number of the clamping blocks 8 is the same as the slots 6 . The clamping blocks 8 are L-shaped, and when passing through the slots 6 , the end hooks thereof will be clamped on the fixing ring 5 .
[0020] Specifically, the connection ring 7 is provided with positioning holes 12 distributed in a ring shape, and the fixing ring 5 is fixed with positioning posts 11 that are plugged in and matched with the positioning holes 12 .
[0021] In this embodiment, the positioning column 11 and the positioning hole 12 are provided to play a positioning role when the earphone housing 3 and the earmuff 4 are connected.
[0022] Specifically, the earphone housing 3 is rotatably connected to a U-shaped movable frame 13 , and the movable frame 13 is connected to the head-mounted bracket 2 via a connecting belt 14 .
[0023] In this embodiment, the rotation angle of the movable frame 13 does not exceed 45°, and the movable frame 13 and the earphone shell 3 are rotationally connected. During the wearing process of the earphone body 1, the angle of the earphone body 1 can be adjusted within a certain range to adapt to the ear.
[0024] Specifically, the interior of the earmuff 4 is filled with sound-absorbing cotton.
[0025] In this embodiment, the sound-absorbing cotton is provided to achieve a certain passive noise reduction effect.
[0026] Specifically, the earphone body 1 has a built-in active noise reduction module electrically connected to its control board.
[0027] In this implementation, the active noise reduction module may be one of an ANC active noise control module, an ENC environmental noise reduction module, and a DSP noise reduction module.
[0028] In summary, the head-mounted noise-cancelling headphone is provided with a fixing ring 5 on the headphone shell 3 and a connecting ring 7 on the earmuff 4. The connecting ring 7 and the fixing ring 5 are connected by the cooperation of the clamping block 8 and the clamping slot 6, which facilitates the disassembly of the earmuff 4 and the headphone shell 3 and the replacement of the earmuff 4 when it is damaged.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A head-mounted noise reduction headset, comprising two headphone bodies (1), and a head-mounted bracket (2) connected to the headphone bodies (1), characterized in that: The earphone body (1) comprises an earphone shell (3) and an earmuff (4); a fixing ring (5) is fixedly provided on the earphone shell (3); a snap-in groove (6) distributed in an annular shape is provided on the fixing ring (5); a connecting ring (7) matched with the fixing ring (5) is fixedly connected to the earmuff (4); a clamping block (8) matched with the clamping groove (6) is provided on a side of the connecting ring (7) close to the fixing ring (5); an annular groove (9) is provided on the fixing ring (5); the clamping groove (6) is distributed in the groove (9); a convex ring (10) which can be inserted into the groove (9) is fixedly provided on a side of the connecting ring (7) close to the fixing ring (5); the clamping block (8) is distributed on the convex ring (10); a U-shaped movable frame (13) is rotatably connected to the earphone shell (3); the movable frame (13) is connected to the head-mounted bracket (2) through a connecting belt (14); and the rotation angle of the movable frame (13) does not exceed 45°.
2. The head-mounted noise-cancelling headset according to claim 1, characterized in that: The connection ring (7) is provided with positioning holes (12) distributed in a ring shape, and the fixing ring (5) is fixedly provided with positioning posts (11) that are plugged in and matched with the positioning holes (12).
3. The head-mounted noise reduction headset according to claim 1, characterized in that: The interior of the earmuff (4) is filled with sound-absorbing cotton.
4. The head-mounted noise reduction headset according to claim 1, characterized in that: The earphone body (1) is internally provided with an active noise reduction module which is electrically connected to its control panel.