CN218243801U

CN218243801U - Bidirectional spring steel ball sliding structure

Info

Publication number: CN218243801U
Application number: CN202221352752.0U
Authority: CN
Inventors: 潘荣春; 周健
Original assignee: Dngguan Sivga Electronic Technology Co ltd
Current assignee: Dngguan Sivga Electronic Technology Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2023-01-06
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a two-way spring steel ball sliding structure, relate to headset technical field, including the link, the both ends of link all are connected with the regulating unit, two regulating unit all are connected with the fixed hoop, the inboard of fixed hoop is connected with the earmuff, the regulating unit includes the fixing base, one side of fixing base is connected with the shell, the opposite side of fixing base is connected with the fixed block, a side of fixed block is connected with the spliced pole, the inboard at spliced pole both ends all is connected with fixed sleeve, this structure corresponds the adjustment tank and the cooperation between a plurality of spacing groove of position department with the link both sides through the inboard fixed sleeve of the spliced pole of the fixed block one side that is connected with the connecting band both ends and fixed steel ball, can make things convenient for the shell and the fixed block at two connecting band both ends to slide along the surface of link, thereby adjust the elasticity degree of connecting band, and the protection piece and the cotton flannel material that are located the connecting band inside wall can improve and wear the travelling comfort, and it adjusts simple structure, and convenient operation.

Description

Bidirectional spring steel ball sliding structure

Technical Field

The utility model relates to an earphone mic technical field specifically is two-way spring steel ball sliding construction.

Background

Wear-type headset needs to adjust the elasticity degree of wearing according to the size of user's head and the habit of wearing, but the regulation structure among the prior art is mostly unilateral spacing regulation structure, and limit structure is tensile inconvenient in accommodation process, and to the spacing unstable of link, leads to being connected between earmuff and the link comparatively not hard up to the comfort level that the influence was worn.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a two-way spring steel ball sliding structure has solved the inconvenient problem that influences the wearing comfort level of regulation structure.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the bidirectional spring steel ball sliding structure comprises a connecting frame, wherein two ends of the connecting frame are both connected with adjusting units, the two adjusting units are both connected with fixing hoops, and the inner sides of the fixing hoops are connected with earmuffs;

the adjusting unit includes the fixing base, one side of fixing base is connected with the shell, the opposite side of fixing base is connected with the fixed block, a side of fixed block is connected with the spliced pole, the inboard at spliced pole both ends all is connected with the fixed sleeve.

As a further technical scheme of the utility model, two the inboard that just is located the link between the regulating unit is connected with the connecting band, the inside wall of connecting band is connected with a plurality of protection pieces, the inboard packing of protection piece has flexible sponge.

As a further technical scheme of the utility model, the notch has been seted up with the sliding path correspondence of link to the inside wall of fixing base and shell, the adjustment tank has been seted up with the sliding path correspondence of regulating unit in the surface at link both ends, the inside wall of adjustment tank is provided with a plurality of spacing grooves.

As a further technical scheme of the utility model, two the connecting hole has all been seted up to fixed sleeve's one end, the inboard of connecting hole all is connected with spacing spring, spacing spring's one end is connected with fixed steel ball, two the surface of fixed steel ball all laminates mutually with the inboard wall of spacing groove.

As a further technical scheme of the utility model, the connecting band is the leather material, the surface of protection piece is the cotton flannel material, the both ends of fixed hoop all are connected with the surface rotation of earmuff, just the both ends of connecting band all are connected with one side of fixed block, the both ends of connecting band are connected with the link through the fixed block, the both ends of connecting band all are connected with the adjustment tank through fixed block, spliced pole and fixed steel ball.

As a further technical scheme of the utility model, the external diameter of fixed steel ball is greater than the internal diameter of spacing spring, the internal diameter of connecting hole and the external diameter looks adaptation of fixed steel ball.

Advantageous effects

The utility model provides a two-way spring steel ball sliding construction. Compared with the prior art, the method has the following beneficial effects:

1. two-way spring steel ball sliding construction, through the fixed sleeve inboard of the spliced pole of the fixed block one side that is connected with the connecting band both ends and the cooperation between the adjustment tank and a plurality of spacing groove of fixed steel ball and link both sides corresponding position department, can make things convenient for the shell and the fixed block at two connecting band both ends to slide along the surface of link, thereby adjust the elasticity degree of connecting band, and the protection piece and the cotton flannel material that are located the connecting band inside wall can improve and wear the travelling comfort, and it adjusts simple structure, convenient operation.

Drawings

FIG. 1 is a schematic structural view of a bidirectional spring steel ball sliding structure;

FIG. 2 is a front view of a bidirectional spring steel ball slide;

FIG. 3 is an exploded view of the bidirectional spring steel ball sliding structure;

FIG. 4 is an enlarged view of A in FIG. 3 of the bidirectional spring steel ball slide;

FIG. 5 is a left side view of the link bracket of the bidirectional spring steel ball sliding structure;

fig. 6 is a schematic structural view of the fixing steel ball clamped in the limiting groove.

In the figure: 1. a connecting frame; 11. an adjustment groove; 12. a limiting groove; 2. an adjustment unit; 21. a fixed seat; 22. a housing; 23. a fixed block; 24. connecting columns; 25. a fixed sleeve; 26. connecting holes; 27. a limiting spring; 28. fixing the steel balls; 3. a connecting belt; 31. a protection block; 4. a fixing hoop; 5. an ear cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3 and 5, the present invention provides a two-way spring steel ball sliding structure: two-way spring steel ball sliding structure, including link 1, the both ends of link 1 all are connected with the regulating unit 2, the surface at link 1 both ends corresponds with the slip path of regulating unit 2 and has seted up adjustment tank 11, the inside wall of adjustment tank 11 is provided with a plurality of spacing grooves 12, two regulating unit 2 all are connected with fixed hoop 4, the inboard of fixed hoop 4 is connected with earmuff 5, the inboard that just is located link 1 between two regulating unit 2 is connected with connecting band 3, the inside wall of connecting band 3 is connected with a plurality of protecting block 31, the inboard packing of protecting block 31 has flexible sponge, connecting band 3 is the leather material, the surface of protecting block 31 is the cotton flannel material, the both ends of fixed hoop 4 all are connected with the surface rotation of earmuff 5.

Referring to fig. 4 and 6, the adjusting unit 2 includes a fixing base 21, one side of the fixing base 21 is connected with a housing 22, the other side of the fixing base 21 is connected with a fixing block 23, one side of the fixing block 23 is connected with a connecting column 24, the inner sides of the two ends of the connecting column 24 are both connected with fixing sleeves 25, the inner side walls of the fixing base 21 and the housing 22 are provided with notches corresponding to the sliding path of the link 1, one ends of the two fixing sleeves 25 are both provided with a connecting hole 26, the inner side of the connecting hole 26 is both connected with a limiting spring 27, one end of the limiting spring 27 is connected with a fixing steel ball 28, the fixing steel ball 28 is located inside the connecting hole 26, the outer diameter of the fixing steel ball 28 is larger than the inner diameter of the limiting spring 27, the inner diameter of the connecting hole 26 is adapted to the outer diameter of the fixing steel ball 28, the outer surface of the fixing steel ball 28 can be attached to and limited by the inner side wall of the limiting groove 12, the two ends of the connecting belt 3 are both connected with one side of the fixing block 23, the two ends of the connecting belt 3 are connected with the link 1 through the fixing block 23, the two ends of the connecting belt 3 are connected with the adjusting groove 11 through the fixing block 23, the connecting block 24 and the fixing steel ball 28, the two ends of the connecting belt 3 are connected with the connecting belt 1 can adjust the adjusting groove 11, and the degree of the connecting belt 1 at the connecting belt 1.

The utility model discloses a theory of operation: when the connecting device is used, the shell 22 and the fixing block 23 are pressed to slide upwards along the connecting frame 1, the connecting column 24 connected to one side of the fixing block 23 slides along the inner side of the adjusting groove 11 of the connecting frame 1, the fixing steel balls 28 on the inner sides of the fixing sleeves 25 on the inner sides of the two ends of the connecting column 24 slide inwards along the limiting grooves 12 on the inner side wall of the adjusting groove 11 and extrude the limiting springs 27, when the connecting column 24 slides upwards along the limiting grooves 12, the limiting springs 27 located on the inner sides of the fixing sleeves 25 reset the fixing steel balls 28 outwards, and the outer surfaces of one third of the fixing steel balls 28 are attached to the inner side wall of the limiting grooves 12, so that the fixing block 23 is fixed and limited, and the tightness of the connecting belt 3 can be adjusted.

Claims

1. The bidirectional spring steel ball sliding structure comprises a connecting frame (1), and is characterized in that two ends of the connecting frame (1) are connected with adjusting units (2);

adjusting element (2) includes fixing base (21), one side of fixing base (21) is connected with shell (22), the opposite side of fixing base (21) is connected with fixed block (23), a side of fixed block (23) is connected with spliced pole (24), the inboard at spliced pole (24) both ends all is connected with fixed sleeve (25), adjustment tank (11) have been seted up with the slip path correspondence of adjusting element (2) to the surface at link (1) both ends, the inside wall of adjustment tank (11) is provided with a plurality of spacing grooves (12), two connecting hole (26) have all been seted up to the one end of fixed sleeve (25), the inboard of connecting hole (26) all is connected with spacing spring (27), the one end of spacing spring (27) is connected with fixed steel ball (28), two the surface of fixed steel ball (28) all with the inboard laminating wall of spacing groove (12).

2. The bidirectional spring steel ball sliding structure according to claim 1, wherein a connecting band (3) is connected between the two adjusting units (2) and located inside the connecting frame (1), the inner side wall of the connecting band (3) is connected with a plurality of protective blocks (31), and the inner side of each protective block (31) is filled with a flexible sponge.

3. The bidirectional spring steel ball sliding structure of claim 2, wherein two of the adjusting units (2) are connected with a fixed hoop (4), and the inner side of the fixed hoop (4) is connected with an ear loop (5).

4. The bidirectional spring steel ball sliding structure of claim 3, wherein the inner side walls of the fixed seat (21) and the housing (22) are provided with notches corresponding to the sliding path of the connecting frame (1).

5. The bidirectional spring steel ball sliding structure according to claim 3, wherein the connecting band (3) is made of leather, the surface of the protection block (31) is made of flannelette, the two ends of the fixing hoop (4) are both rotatably connected with the outer surface of the ear muffs (5), the two ends of the connecting band (3) are both connected with one side of the fixing block (23), the two ends of the connecting band (3) are connected with the connecting frame (1) through the fixing block (23), and the two ends of the connecting band (3) are both connected with the adjusting groove (11) through the fixing block (23), the connecting column (24) and the fixing steel ball (28).

6. The bidirectional spring steel ball sliding structure of claim 4, wherein the outer diameter of the fixing steel ball (28) is larger than the inner diameter of the limiting spring (27), and the inner diameter of the connecting hole (26) is matched with the outer diameter of the fixing steel ball (28).