A double dynamic earphone without inner support

Abstract

The utility model relates to the technical field of double dynamic earphones, and discloses a double dynamic earphone without inner support, including a fixed pad, an adjustment mechanism fixedly arranged on the side of the fixed pad, and a working mechanism fixedly arranged on the front of the adjustment mechanism; the adjustment mechanism includes an adjustment part and a power part, and the side of the power part is fixedly connected to the side of the adjustment part; the adjustment part includes a fixed block, and two rotating rods are respectively arranged inside the two fixed blocks, and the surfaces of the rotating rods are respectively connected to the inner walls of the two fixed blocks by bearings; the working mechanism includes a working part and a connecting part, and the bottom surface of the working part is fixedly connected to the top surface of the connecting part. By providing an adjustment mechanism, and by providing the coordinated work of the turning handle and the rotating rod, the rope winding roller can perform the work of winding and releasing the line, so that the connecting rope can drive the double dynamic earphone to adjust the length, and when the user uses the earphone, it can be adjusted and used according to the needs.

Description

Technical Field

[0001] The utility model relates to the technical field of double dynamic coil earphones, in particular to a double dynamic coil earphone without inner support. Background Art

[0002] Dynamic headphones are divided into open, semi-open, and closed headphones according to their degree of openness. The vast majority of earphones and earplugs are dynamic headphones, and the principle is similar to that of ordinary speakers. The coil in the permanent magnetic field is connected to the diaphragm, and the coil drives the diaphragm to produce sound under the drive of the signal current.

[0003] A Chinese patent discloses a non-inner-supported dual-dynamic earphone shell, with the publication number CN208691506U, comprising an earphone bottom shell that can accommodate dual dynamic sound units, and a accommodating cavity that can accommodate two dynamic sound units side by side is formed in the earphone bottom shell, and a card slot is provided on the two side walls of the middle of the accommodating cavity, and an isolation member is connected between the pair of card slots, that is, the two ends of the isolation member are respectively clamped in the card slot; the two sides of the isolation member are respectively concave arc-shaped, which are replaced by isolation members, and the isolation member and the dynamic coil unit are respectively placed in the bottom shell and then bonded at one time to complete the assembly, which can simplify the assembly process, improve assembly efficiency, and also reduce mold development costs.

[0004] However, there are still the following disadvantages: when the housing of the double dynamic coil earphone without inner support is used, the length of the earphone line cannot be adjusted according to the needs of the user, so a double dynamic coil earphone without inner support is designed. Utility Model Content

[0005] The purpose of the utility model is to provide a double dynamic earphone without inner support to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a double dynamic coil earphone without inner support comprises a fixed pad, an adjustment mechanism is fixedly arranged on the side of the fixed pad, and a working mechanism is fixedly arranged on the front of the adjustment mechanism;

[0007] The regulating mechanism comprises a regulating part and a power part, and the side surface of the power part and the side surface of the regulating part are fixedly connected;

[0008] The adjusting part comprises a fixed block, two rotating rods are respectively arranged inside the two fixed blocks, and the surfaces of the rotating rods are respectively rotatably connected to the inner walls of the two fixed blocks by bearings;

[0009] The working mechanism comprises a working part and a connecting part, and the bottom surface of the working part and the top surface of the connecting part are fixedly connected;

[0010] The working part comprises a supporting plate, and the front side of the fixing pad is fixedly connected with the back side of the supporting plate.

[0011] Preferably, two device blocks are fixedly provided on the left and right end surfaces of the fixed pad, respectively, two connecting rods are provided inside the two device blocks, and the surfaces of the two connecting rods are rotatably connected to the inner walls of the two device blocks via bearings.

[0012] Preferably, two moving blocks are fixedly sleeved on the surfaces of the two connecting rods, two supporting frames are fixedly disposed on the outer sides of the two moving blocks, and the front faces of the two supporting frames are fixedly connected to the back faces of the two fixed blocks.

[0013] Preferably, two turning handles are fixedly provided on the outer side surfaces of the two rotating rods, and two rope winding rollers are fixedly sleeved on the surfaces of the two rotating rods. A connecting rope is fixedly wound on the surfaces of the two rope winding rollers, and the back side of the connecting rope is fixedly connected to the inner wall device of the support frame.

[0014] Preferably, two operating components are fixedly provided on the top surfaces of the front ends of the two connecting ropes, two connecting wires are fixedly provided on the top surfaces of the two operating components, and two earphone shells are fixedly provided on the top surfaces of the two connecting wires.

[0015] Preferably, two earmuffs are fixedly provided on the inner side surfaces of the two earphone shells respectively, and an earphone is hingedly provided on the left side surface of the right end operating component, and the right side surface of the earphone is in sealing contact with the left side surface of the right end operating component.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The double dynamic earphone without inner support is provided with an adjustment mechanism, and the rope winding roller can perform the work of winding and releasing the wire through the cooperation of the turning handle and the turning rod, so that the connecting rope can drive the double dynamic earphone to adjust the length. When the user uses the earphone, the earphone can be adjusted accordingly according to the needs;

[0018] 2. The dual-dynamic earphone without inner support is provided with a connecting rod and a moving block to cooperate with each other, so that the two support frames can be deflected at an angle. When the earphone is used, it can be adjusted according to the neck size of different people, so that the earphone can be adjusted and used according to people of different body shapes;

[0019] 3. The dual dynamic coil earphone without inner support is provided with a working mechanism, and the operating component and the earphone work in coordination, so that when the user wears the earphone, the volume and other functions of the earphone can be adjusted through the operating component, the earphone can be used for communication, and the earphone can be folded to save space. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional schematic diagram of the front structure of the utility model;

[0021] Figure 2 It is a three-dimensional schematic diagram of the back structure of the utility model;

[0022] Figure 3 For this utility model Figure 1 A three-dimensional enlarged schematic diagram of the structure of the middle A area;

[0023] Figure 4 For this utility model Figure 1 A three-dimensional enlarged schematic diagram of the structure of the middle B area;

[0024] Figure 5 For this utility model Figure 2 Schematic diagram of the three-dimensional enlarged structure of the middle C area.

[0025] In the figure: 1. fixing pad; 2. adjusting mechanism; 201. device block; 202. connecting rod; 203. moving block; 204. supporting frame; 205. fixing block; 206. turning handle; 207. rotating rod; 208. rope winding roller; 209. connecting rope; 3. working mechanism; 301. supporting plate; 302. operating component; 303. connecting line; 304. earphone shell; 305. earmuffs; 306. earphone. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-Figure 5 As shown, a double dynamic earphone without inner support comprises a fixed pad 1, an adjusting mechanism 2 is fixedly arranged on the side of the fixed pad 1, and a working mechanism 3 is fixedly arranged on the front of the adjusting mechanism 2; the adjusting mechanism 2 comprises an adjusting part and a power part, and the side of the power part is fixedly connected to the side of the adjusting part; the adjusting part comprises a fixed block 205, and two rotating rods 207 are respectively arranged inside the two fixed blocks 205, and the surfaces of the rotating rods 207 are respectively rotatably connected to the inner walls of the two fixed blocks 205 by bearings; the working mechanism 3 comprises a working part and a connecting part, and the bottom surface of the working part is fixedly connected to the top surface of the connecting part; the working part comprises a supporting plate 301, and the supporting plate 301 is of maintenance type, and the front of the fixed pad 1 is fixedly connected to the back of the supporting plate 301;

[0028] During operation, the two turning handles 206 are rotated to make the two rotating rods 207 rotate correspondingly, so that the rope winding roller 208 performs the wire-releasing operation.

[0029] Furthermore, two device blocks 201 are fixedly arranged on the left and right end surfaces of the fixed pad 1, and two connecting rods 202 are arranged inside the two device blocks 201, and the surfaces of the two connecting rods 202 are rotatably connected to the inner walls of the two device blocks 201 by bearings;

[0030] During operation, the support frame 204 is pulled according to the neck size of the user and the required wearing looseness, and the connecting rod 202 is rotated so that the moving block 203 can drive the support frame 204 to bend at an angle.

[0031] Furthermore, two moving blocks 203 are fixedly sleeved on the surfaces of the two connecting rods 202, and two supporting frames 204 are fixedly arranged on the outer sides of the two moving blocks 203, and the front faces of the two supporting frames 204 are fixedly connected to the back faces of the two fixed blocks 205 respectively;

[0032] During operation, the support frame 204 is pulled according to the neck size of the user and the required wearing looseness, and the connecting rod 202 is rotated so that the moving block 203 can drive the support frame 204 to bend at an angle.

[0033] Furthermore, two rotating handles 206 are fixedly arranged on the outer sides of the two rotating rods 207, and two rope winding rollers 208 are fixedly sleeved on the surfaces of the two rotating rods 207. The surfaces of the two rope winding rollers 208 are fixedly wound with connecting ropes 209, and the connecting ropes 209 are internally provided with electric wires. The back of the connecting ropes 209 is fixedly connected to the inner wall device of the support frame 204.

[0034] During operation, the two handles 206 are rotated to make the two rotating rods 207 rotate correspondingly, so that the rope winding roller 208 is operated to release the rope, so that the connecting rope 209 can drive the entire earphone assembly to extend in length.

[0035] Furthermore, two operating components 302 are fixedly disposed on the top surfaces of the front ends of the two connecting ropes 209, two connecting wires 303 are fixedly disposed on the top surfaces of the two operating components 302, and two earphone shells 304 are fixedly disposed on the top surfaces of the two connecting wires 303;

[0036] When working, the support plate 301 fits the back of the user's neck, making it easier for the user to use the earphone and improving comfort. The volume can be adjusted by operating the component 302.

[0037] Furthermore, two earmuffs 305 are fixedly disposed on the inner side surfaces of the two earphone shells 304, respectively. The earmuffs 305 are soft covers. An earphone 306 is hingedly disposed on the left side surface of the right end operating component 302. The right side surface of the earphone 306 is in sealing contact with the left side surface of the right end operating component 302.

[0038] When working, the connecting line 303 is hung above the ear, the earmuff 305 is inserted into the ear, and the earphone 306 can be turned over and opened along the hinge rod, and communication can be carried out through the earphone 306.

[0039] Working principle: When in use, first pull the support frame 204 according to the neck size of the user and the required wearing looseness. By rotating the connecting rod 202, the moving block 203 can drive the support frame 204 to bend the angle, and put the two support frames 204 on the two ends of the neck. Turn the two turning handles 206 to make the two rotating rods 207 rotate accordingly, so that the rope roller 208 can be operated to release the line, so that the connecting rope 209 can drive the entire earphone assembly to extend the length until it reaches the appropriate position, hang the connecting line 303 above the ear, and insert the earmuff 305 into the ear. The headset 306 can be flipped open along the hinged rod, and communication can be carried out through the headset 306. The support plate 301 fits the back of the user's neck to facilitate the use of the headset and improve comfort. The volume can be adjusted through the operating component 302.

[0040] Although the 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 dual dynamic earphone without inner support, comprising a fixing pad (1), characterized in that: An adjustment mechanism (2) is fixedly arranged on the side of the fixed pad (1), and a working mechanism (3) is fixedly arranged on the front of the adjustment mechanism (2); The regulating mechanism (2) comprises a regulating part and a power part, and the side surface of the power part and the side surface of the regulating part are fixedly connected; The adjustment part comprises a fixed block (205), two rotating rods (207) are respectively arranged inside the two fixed blocks (205), and the surfaces of the rotating rods (207) are respectively rotatably connected to the inner walls of the two fixed blocks (205) by bearings; The working mechanism (3) comprises a working part and a connecting part, wherein the bottom surface of the working part and the top surface of the connecting part are fixedly connected; The working part comprises a support plate (301), and the front side of the fixing pad (1) and the back side of the support plate (301) are fixedly connected; Two device blocks (201) are fixedly arranged on the left and right end surfaces of the fixed pad (1), two connecting rods (202) are arranged inside the two device blocks (201), and the surfaces of the two connecting rods (202) are rotatably connected to the inner walls of the two device blocks (201) via bearings; Two moving blocks (203) are fixedly sleeved on the surfaces of the two connecting rods (202), two supporting frames (204) are fixedly arranged on the outer sides of the two moving blocks (203), and the front ends of the two supporting frames (204) are fixedly connected to the backs of the two fixed blocks (205); Two turning handles (206) are fixedly arranged on the outer side surfaces of the two rotating rods (207), two rope winding rollers (208) are fixedly sleeved on the surfaces of the two rotating rods (207), and connecting ropes (209) are fixedly wound on the surfaces of the two rope winding rollers (208), and the back of the connecting rope (209) is fixedly connected to the inner wall device of the support frame (204).

2. The dual dynamic earphone without inner support according to claim 1, characterized in that: Two operating components (302) are fixedly arranged on the front end top surfaces of the two connecting ropes (209), two connecting wires (303) are fixedly arranged on the top surfaces of the two operating components (302), and two earphone shells (304) are fixedly arranged on the top surfaces of the two connecting wires (303).

3. The dual dynamic earphone without inner support according to claim 2, characterized in that: Two earmuffs (305) are fixedly arranged on the inner side surfaces of the two earphone shells (304), and an earphone (306) is hingedly arranged on the left side surface of the right end operating component (302), and the right side surface of the earphone (306) is in sealing contact with the left side surface of the right end operating component (302).

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